Home / 658,244.40-908,330.13-386,323.35

Finding the Fourth Proportional to 658,244.40, 908,330.13 and 386,323.35

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Solution

The fourth proportional to 658,244.40, 908,330.13 and 386,323.35 is: 533,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,244.40 : 908,330.13 = 386,323.35 : x
  2. Step 2: Convert to fraction form
    658,244.40/908,330.13 = 386,323.35/x
  3. Step 3: Cross multiply
    658,244.40x = 908,330.13 × 386,323.35
  4. Step 4: Simplify right side
    658,244.40x = 350,909,138,727.54
  5. Step 5: Solve for x
    x = 350,909,138,727.54/658,244.40
  6. Step 6: Final answer
    x = 533,098.56

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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.