Home / 475,514.96-656,277.77-294,285.25

Finding the Fourth Proportional to 475,514.96, 656,277.77 and 294,285.25

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Solution

The fourth proportional to 475,514.96, 656,277.77 and 294,285.25 is: 406,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,514.96 : 656,277.77 = 294,285.25 : x
  2. Step 2: Convert to fraction form
    475,514.96/656,277.77 = 294,285.25/x
  3. Step 3: Cross multiply
    475,514.96x = 656,277.77 × 294,285.25
  4. Step 4: Simplify right side
    475,514.96x = 193,132,862,861.08
  5. Step 5: Solve for x
    x = 193,132,862,861.08/475,514.96
  6. Step 6: Final answer
    x = 406,155.18

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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.