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Finding the Fourth Proportional to 508,124.71, 762,482.31 and 227,641.96

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Solution

The fourth proportional to 508,124.71, 762,482.31 and 227,641.96 is: 341,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,124.71 : 762,482.31 = 227,641.96 : x
  2. Step 2: Convert to fraction form
    508,124.71/762,482.31 = 227,641.96/x
  3. Step 3: Cross multiply
    508,124.71x = 762,482.31 × 227,641.96
  4. Step 4: Simplify right side
    508,124.71x = 173,572,962,563.11
  5. Step 5: Solve for x
    x = 173,572,962,563.11/508,124.71
  6. Step 6: Final answer
    x = 341,595.20

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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.