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Finding the Fourth Proportional to 426,697.70, 588,844.89 and 233,108.10

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Solution

The fourth proportional to 426,697.70, 588,844.89 and 233,108.10 is: 321,690.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,697.70 : 588,844.89 = 233,108.10 : x
  2. Step 2: Convert to fraction form
    426,697.70/588,844.89 = 233,108.10/x
  3. Step 3: Cross multiply
    426,697.70x = 588,844.89 × 233,108.10
  4. Step 4: Simplify right side
    426,697.70x = 137,264,513,502.61
  5. Step 5: Solve for x
    x = 137,264,513,502.61/426,697.70
  6. Step 6: Final answer
    x = 321,690.31

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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.