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Finding the Fourth Proportional to 659,494.00, 989,359.46 and 233,276.86

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Solution

The fourth proportional to 659,494.00, 989,359.46 and 233,276.86 is: 349,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,494.00 : 989,359.46 = 233,276.86 : x
  2. Step 2: Convert to fraction form
    659,494.00/989,359.46 = 233,276.86/x
  3. Step 3: Cross multiply
    659,494.00x = 989,359.46 × 233,276.86
  4. Step 4: Simplify right side
    659,494.00x = 230,794,670,497.38
  5. Step 5: Solve for x
    x = 230,794,670,497.38/659,494.00
  6. Step 6: Final answer
    x = 349,957.19

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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.