Home / 738,954.30-1,108,431.45-473,233.80

Finding the Fourth Proportional to 738,954.30, 1,108,431.45 and 473,233.80

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Solution

The fourth proportional to 738,954.30, 1,108,431.45 and 473,233.80 is: 709,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,954.30 : 1,108,431.45 = 473,233.80 : x
  2. Step 2: Convert to fraction form
    738,954.30/1,108,431.45 = 473,233.80/x
  3. Step 3: Cross multiply
    738,954.30x = 1,108,431.45 × 473,233.80
  4. Step 4: Simplify right side
    738,954.30x = 524,547,227,123.01
  5. Step 5: Solve for x
    x = 524,547,227,123.01/738,954.30
  6. Step 6: Final answer
    x = 709,850.70

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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.