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Finding the Fourth Proportional to 426,301.74, 588,294.36 and 235,313.46

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Solution

The fourth proportional to 426,301.74, 588,294.36 and 235,313.46 is: 324,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,301.74 : 588,294.36 = 235,313.46 : x
  2. Step 2: Convert to fraction form
    426,301.74/588,294.36 = 235,313.46/x
  3. Step 3: Cross multiply
    426,301.74x = 588,294.36 × 235,313.46
  4. Step 4: Simplify right side
    426,301.74x = 138,433,581,350.09
  5. Step 5: Solve for x
    x = 138,433,581,350.09/426,301.74
  6. Step 6: Final answer
    x = 324,731.45

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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.