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Finding the Fourth Proportional to 426,176.91, 588,122.93 and 235,188.93

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Solution

The fourth proportional to 426,176.91, 588,122.93 and 235,188.93 is: 324,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,176.91 : 588,122.93 = 235,188.93 : x
  2. Step 2: Convert to fraction form
    426,176.91/588,122.93 = 235,188.93/x
  3. Step 3: Cross multiply
    426,176.91x = 588,122.93 × 235,188.93
  4. Step 4: Simplify right side
    426,176.91x = 138,320,002,615.17
  5. Step 5: Solve for x
    x = 138,320,002,615.17/426,176.91
  6. Step 6: Final answer
    x = 324,560.06

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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.