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Finding the Fourth Proportional to 426,612.17, 588,674.43 and 235,614.17

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Solution

The fourth proportional to 426,612.17, 588,674.43 and 235,614.17 is: 325,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,612.17 : 588,674.43 = 235,614.17 : x
  2. Step 2: Convert to fraction form
    426,612.17/588,674.43 = 235,614.17/x
  3. Step 3: Cross multiply
    426,612.17x = 588,674.43 × 235,614.17
  4. Step 4: Simplify right side
    426,612.17x = 138,700,034,281.30
  5. Step 5: Solve for x
    x = 138,700,034,281.30/426,612.17
  6. Step 6: Final answer
    x = 325,119.74

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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.