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Finding the Fourth Proportional to 333,427.92, 459,909 and 237,988.32

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Solution

The fourth proportional to 333,427.92, 459,909 and 237,988.32 is: 328,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,427.92 : 459,909 = 237,988.32 : x
  2. Step 2: Convert to fraction form
    333,427.92/459,909 = 237,988.32/x
  3. Step 3: Cross multiply
    333,427.92x = 459,909 × 237,988.32
  4. Step 4: Simplify right side
    333,427.92x = 109,452,970,262.88
  5. Step 5: Solve for x
    x = 109,452,970,262.88/333,427.92
  6. Step 6: Final answer
    x = 328,265.76

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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.