Home / 652,620.12-900,898.38-611,765.88

Finding the Fourth Proportional to 652,620.12, 900,898.38 and 611,765.88

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Solution

The fourth proportional to 652,620.12, 900,898.38 and 611,765.88 is: 844,501.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,620.12 : 900,898.38 = 611,765.88 : x
  2. Step 2: Convert to fraction form
    652,620.12/900,898.38 = 611,765.88/x
  3. Step 3: Cross multiply
    652,620.12x = 900,898.38 × 611,765.88
  4. Step 4: Simplify right side
    652,620.12x = 551,138,890,231.27
  5. Step 5: Solve for x
    x = 551,138,890,231.27/652,620.12
  6. Step 6: Final answer
    x = 844,501.84

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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.