Home / 739,070.70-1,108,606.05-709,546.20

Finding the Fourth Proportional to 739,070.70, 1,108,606.05 and 709,546.20

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Solution

The fourth proportional to 739,070.70, 1,108,606.05 and 709,546.20 is: 1,064,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,070.70 : 1,108,606.05 = 709,546.20 : x
  2. Step 2: Convert to fraction form
    739,070.70/1,108,606.05 = 709,546.20/x
  3. Step 3: Cross multiply
    739,070.70x = 1,108,606.05 × 709,546.20
  4. Step 4: Simplify right side
    739,070.70x = 786,607,210,074.51
  5. Step 5: Solve for x
    x = 786,607,210,074.51/739,070.70
  6. Step 6: Final answer
    x = 1,064,319.30

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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.