Home / 658,654.02-908,919.27-372,167.96

Finding the Fourth Proportional to 658,654.02, 908,919.27 and 372,167.96

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Solution

The fourth proportional to 658,654.02, 908,919.27 and 372,167.96 is: 513,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,654.02 : 908,919.27 = 372,167.96 : x
  2. Step 2: Convert to fraction form
    658,654.02/908,919.27 = 372,167.96/x
  3. Step 3: Cross multiply
    658,654.02x = 908,919.27 × 372,167.96
  4. Step 4: Simplify right side
    658,654.02x = 338,270,625,975.99
  5. Step 5: Solve for x
    x = 338,270,625,975.99/658,654.02
  6. Step 6: Final answer
    x = 513,578.63

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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.