Home / 782,510.56-1,172,988.16-466,493.92

Finding the Fourth Proportional to 782,510.56, 1,172,988.16 and 466,493.92

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Solution

The fourth proportional to 782,510.56, 1,172,988.16 and 466,493.92 is: 699,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,510.56 : 1,172,988.16 = 466,493.92 : x
  2. Step 2: Convert to fraction form
    782,510.56/1,172,988.16 = 466,493.92/x
  3. Step 3: Cross multiply
    782,510.56x = 1,172,988.16 × 466,493.92
  4. Step 4: Simplify right side
    782,510.56x = 547,191,844,871.99
  5. Step 5: Solve for x
    x = 547,191,844,871.99/782,510.56
  6. Step 6: Final answer
    x = 699,277.27

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1.5x scale

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.