Home / 856,861.60-1,182,469.14-474,913.04

Finding the Fourth Proportional to 856,861.60, 1,182,469.14 and 474,913.04

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Solution

The fourth proportional to 856,861.60, 1,182,469.14 and 474,913.04 is: 655,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,861.60 : 1,182,469.14 = 474,913.04 : x
  2. Step 2: Convert to fraction form
    856,861.60/1,182,469.14 = 474,913.04/x
  3. Step 3: Cross multiply
    856,861.60x = 1,182,469.14 × 474,913.04
  4. Step 4: Simplify right side
    856,861.60x = 561,570,013,983.59
  5. Step 5: Solve for x
    x = 561,570,013,983.59/856,861.60
  6. Step 6: Final answer
    x = 655,380.07

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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.