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Finding the Fourth Proportional to 475,482.86, 656,233.66 and 294,253.30

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Solution

The fourth proportional to 475,482.86, 656,233.66 and 294,253.30 is: 406,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,482.86 : 656,233.66 = 294,253.30 : x
  2. Step 2: Convert to fraction form
    475,482.86/656,233.66 = 294,253.30/x
  3. Step 3: Cross multiply
    475,482.86x = 656,233.66 × 294,253.30
  4. Step 4: Simplify right side
    475,482.86x = 193,098,918,554.81
  5. Step 5: Solve for x
    x = 193,098,918,554.81/475,482.86
  6. Step 6: Final answer
    x = 406,111.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.