Home / 708,757.20-1,063,135.80-235,490.40

Finding the Fourth Proportional to 708,757.20, 1,063,135.80 and 235,490.40

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Solution

The fourth proportional to 708,757.20, 1,063,135.80 and 235,490.40 is: 353,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,757.20 : 1,063,135.80 = 235,490.40 : x
  2. Step 2: Convert to fraction form
    708,757.20/1,063,135.80 = 235,490.40/x
  3. Step 3: Cross multiply
    708,757.20x = 1,063,135.80 × 235,490.40
  4. Step 4: Simplify right side
    708,757.20x = 250,358,274,796.32
  5. Step 5: Solve for x
    x = 250,358,274,796.32/708,757.20
  6. Step 6: Final answer
    x = 353,235.60

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Similar ratio
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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.