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Finding the Fourth Proportional to 283,323.90, 426,022.65 and 237,704.70

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Solution

The fourth proportional to 283,323.90, 426,022.65 and 237,704.70 is: 357,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,323.90 : 426,022.65 = 237,704.70 : x
  2. Step 2: Convert to fraction form
    283,323.90/426,022.65 = 237,704.70/x
  3. Step 3: Cross multiply
    283,323.90x = 426,022.65 × 237,704.70
  4. Step 4: Simplify right side
    283,323.90x = 101,267,586,211.46
  5. Step 5: Solve for x
    x = 101,267,586,211.46/283,323.90
  6. Step 6: Final answer
    x = 357,426.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.