Home / 708,761.20-1,063,141.80-235,494.40

Finding the Fourth Proportional to 708,761.20, 1,063,141.80 and 235,494.40

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Solution

The fourth proportional to 708,761.20, 1,063,141.80 and 235,494.40 is: 353,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,761.20 : 1,063,141.80 = 235,494.40 : x
  2. Step 2: Convert to fraction form
    708,761.20/1,063,141.80 = 235,494.40/x
  3. Step 3: Cross multiply
    708,761.20x = 1,063,141.80 × 235,494.40
  4. Step 4: Simplify right side
    708,761.20x = 250,363,940,305.92
  5. Step 5: Solve for x
    x = 250,363,940,305.92/708,761.20
  6. Step 6: Final answer
    x = 353,241.60

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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.