Home / 284,226.82-392,233.08-156,902.50

Finding the Fourth Proportional to 284,226.82, 392,233.08 and 156,902.50

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Solution

The fourth proportional to 284,226.82, 392,233.08 and 156,902.50 is: 216,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,226.82 : 392,233.08 = 156,902.50 : x
  2. Step 2: Convert to fraction form
    284,226.82/392,233.08 = 156,902.50/x
  3. Step 3: Cross multiply
    284,226.82x = 392,233.08 × 156,902.50
  4. Step 4: Simplify right side
    284,226.82x = 61,542,350,834.70
  5. Step 5: Solve for x
    x = 61,542,350,834.70/284,226.82
  6. Step 6: Final answer
    x = 216,525.49

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1.5x scale

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.