Home / 792,046.60-1,187,195.10-437,315.20

Finding the Fourth Proportional to 792,046.60, 1,187,195.10 and 437,315.20

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Solution

The fourth proportional to 792,046.60, 1,187,195.10 and 437,315.20 is: 655,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,046.60 : 1,187,195.10 = 437,315.20 : x
  2. Step 2: Convert to fraction form
    792,046.60/1,187,195.10 = 437,315.20/x
  3. Step 3: Cross multiply
    792,046.60x = 1,187,195.10 × 437,315.20
  4. Step 4: Simplify right side
    792,046.60x = 519,178,462,595.52
  5. Step 5: Solve for x
    x = 519,178,462,595.52/792,046.60
  6. Step 6: Final answer
    x = 655,489.79

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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.