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Finding the Fourth Proportional to 475,484.28, 656,235.56 and 294,254.62

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Solution

The fourth proportional to 475,484.28, 656,235.56 and 294,254.62 is: 406,113.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,484.28 : 656,235.56 = 294,254.62 : x
  2. Step 2: Convert to fraction form
    475,484.28/656,235.56 = 294,254.62/x
  3. Step 3: Cross multiply
    475,484.28x = 656,235.56 × 294,254.62
  4. Step 4: Simplify right side
    475,484.28x = 193,100,345,338.29
  5. Step 5: Solve for x
    x = 193,100,345,338.29/475,484.28
  6. Step 6: Final answer
    x = 406,113.00

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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.