Home / 476,641.14-658,191.98-355,572.18

Finding the Fourth Proportional to 476,641.14, 658,191.98 and 355,572.18

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Solution

The fourth proportional to 476,641.14, 658,191.98 and 355,572.18 is: 491,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,641.14 : 658,191.98 = 355,572.18 : x
  2. Step 2: Convert to fraction form
    476,641.14/658,191.98 = 355,572.18/x
  3. Step 3: Cross multiply
    476,641.14x = 658,191.98 × 355,572.18
  4. Step 4: Simplify right side
    476,641.14x = 234,034,757,187.12
  5. Step 5: Solve for x
    x = 234,034,757,187.12/476,641.14
  6. Step 6: Final answer
    x = 491,008.30

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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.