Home / 746,687.70-1,120,031.55-658,041.30

Finding the Fourth Proportional to 746,687.70, 1,120,031.55 and 658,041.30

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Solution

The fourth proportional to 746,687.70, 1,120,031.55 and 658,041.30 is: 987,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,687.70 : 1,120,031.55 = 658,041.30 : x
  2. Step 2: Convert to fraction form
    746,687.70/1,120,031.55 = 658,041.30/x
  3. Step 3: Cross multiply
    746,687.70x = 1,120,031.55 × 658,041.30
  4. Step 4: Simplify right side
    746,687.70x = 737,027,017,203.02
  5. Step 5: Solve for x
    x = 737,027,017,203.02/746,687.70
  6. Step 6: Final answer
    x = 987,061.95

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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.