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Finding the Fourth Proportional to 508,222.38, 762,055.08 and 234,371.31

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Solution

The fourth proportional to 508,222.38, 762,055.08 and 234,371.31 is: 351,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,222.38 : 762,055.08 = 234,371.31 : x
  2. Step 2: Convert to fraction form
    508,222.38/762,055.08 = 234,371.31/x
  3. Step 3: Cross multiply
    508,222.38x = 762,055.08 × 234,371.31
  4. Step 4: Simplify right side
    508,222.38x = 178,603,847,391.76
  5. Step 5: Solve for x
    x = 178,603,847,391.76/508,222.38
  6. Step 6: Final answer
    x = 351,428.54

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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.