Home / 708,902.80-1,063,488.76-229,259.60

Finding the Fourth Proportional to 708,902.80, 1,063,488.76 and 229,259.60

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Solution

The fourth proportional to 708,902.80, 1,063,488.76 and 229,259.60 is: 343,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,902.80 : 1,063,488.76 = 229,259.60 : x
  2. Step 2: Convert to fraction form
    708,902.80/1,063,488.76 = 229,259.60/x
  3. Step 3: Cross multiply
    708,902.80x = 1,063,488.76 × 229,259.60
  4. Step 4: Simplify right side
    708,902.80x = 243,815,007,722.10
  5. Step 5: Solve for x
    x = 243,815,007,722.10/708,902.80
  6. Step 6: Final answer
    x = 343,932.92

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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.