Home / 658,032.75-908,086.41-356,226.75

Finding the Fourth Proportional to 658,032.75, 908,086.41 and 356,226.75

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Solution

The fourth proportional to 658,032.75, 908,086.41 and 356,226.75 is: 491,593.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,032.75 : 908,086.41 = 356,226.75 : x
  2. Step 2: Convert to fraction form
    658,032.75/908,086.41 = 356,226.75/x
  3. Step 3: Cross multiply
    658,032.75x = 908,086.41 × 356,226.75
  4. Step 4: Simplify right side
    658,032.75x = 323,484,670,553.47
  5. Step 5: Solve for x
    x = 323,484,670,553.47/658,032.75
  6. Step 6: Final answer
    x = 491,593.57

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1.5x scale

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.