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Finding the Fourth Proportional to 442,364.30, 662,562.30 and 363,632.30

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Solution

The fourth proportional to 442,364.30, 662,562.30 and 363,632.30 is: 544,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,364.30 : 662,562.30 = 363,632.30 : x
  2. Step 2: Convert to fraction form
    442,364.30/662,562.30 = 363,632.30/x
  3. Step 3: Cross multiply
    442,364.30x = 662,562.30 × 363,632.30
  4. Step 4: Simplify right side
    442,364.30x = 240,929,053,042.29
  5. Step 5: Solve for x
    x = 240,929,053,042.29/442,364.30
  6. Step 6: Final answer
    x = 544,639.46

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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.