Home / 1,346,130.70-2,019,196.05-493,200.70

Finding the Fourth Proportional to 1,346,130.70, 2,019,196.05 and 493,200.70

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Solution

The fourth proportional to 1,346,130.70, 2,019,196.05 and 493,200.70 is: 739,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,130.70 : 2,019,196.05 = 493,200.70 : x
  2. Step 2: Convert to fraction form
    1,346,130.70/2,019,196.05 = 493,200.70/x
  3. Step 3: Cross multiply
    1,346,130.70x = 2,019,196.05 × 493,200.70
  4. Step 4: Simplify right side
    1,346,130.70x = 995,868,905,297.24
  5. Step 5: Solve for x
    x = 995,868,905,297.24/1,346,130.70
  6. Step 6: Final answer
    x = 739,801.05

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.