Home / 700,737.20-1,047,265.88-511,595.88

Finding the Fourth Proportional to 700,737.20, 1,047,265.88 and 511,595.88

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Solution

The fourth proportional to 700,737.20, 1,047,265.88 and 511,595.88 is: 764,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,737.20 : 1,047,265.88 = 511,595.88 : x
  2. Step 2: Convert to fraction form
    700,737.20/1,047,265.88 = 511,595.88/x
  3. Step 3: Cross multiply
    700,737.20x = 1,047,265.88 × 511,595.88
  4. Step 4: Simplify right side
    700,737.20x = 535,776,909,472.57
  5. Step 5: Solve for x
    x = 535,776,909,472.57/700,737.20
  6. Step 6: Final answer
    x = 764,590.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.