Home / 930,231.10-1,395,346.65-299,208.70

Finding the Fourth Proportional to 930,231.10, 1,395,346.65 and 299,208.70

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Solution

The fourth proportional to 930,231.10, 1,395,346.65 and 299,208.70 is: 448,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,231.10 : 1,395,346.65 = 299,208.70 : x
  2. Step 2: Convert to fraction form
    930,231.10/1,395,346.65 = 299,208.70/x
  3. Step 3: Cross multiply
    930,231.10x = 1,395,346.65 × 299,208.70
  4. Step 4: Simplify right side
    930,231.10x = 417,499,857,195.86
  5. Step 5: Solve for x
    x = 417,499,857,195.86/930,231.10
  6. Step 6: Final answer
    x = 448,813.05

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Double scale
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Similar ratio
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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.