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Finding the Fourth Proportional to 440,608.92, 608,042.35 and 249,659.52

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Solution

The fourth proportional to 440,608.92, 608,042.35 and 249,659.52 is: 344,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,608.92 : 608,042.35 = 249,659.52 : x
  2. Step 2: Convert to fraction form
    440,608.92/608,042.35 = 249,659.52/x
  3. Step 3: Cross multiply
    440,608.92x = 608,042.35 × 249,659.52
  4. Step 4: Simplify right side
    440,608.92x = 151,803,557,868.25
  5. Step 5: Solve for x
    x = 151,803,557,868.25/440,608.92
  6. Step 6: Final answer
    x = 344,531.29

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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.