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Finding the Fourth Proportional to 440,366.88, 607,702.87 and 239,162.88

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Solution

The fourth proportional to 440,366.88, 607,702.87 and 239,162.88 is: 330,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,366.88 : 607,702.87 = 239,162.88 : x
  2. Step 2: Convert to fraction form
    440,366.88/607,702.87 = 239,162.88/x
  3. Step 3: Cross multiply
    440,366.88x = 607,702.87 × 239,162.88
  4. Step 4: Simplify right side
    440,366.88x = 145,339,968,573.47
  5. Step 5: Solve for x
    x = 145,339,968,573.47/440,366.88
  6. Step 6: Final answer
    x = 330,042.91

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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.