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Finding the Fourth Proportional to 283,552.20, 425,328.30 and 183,168.90

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Solution

The fourth proportional to 283,552.20, 425,328.30 and 183,168.90 is: 274,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,552.20 : 425,328.30 = 183,168.90 : x
  2. Step 2: Convert to fraction form
    283,552.20/425,328.30 = 183,168.90/x
  3. Step 3: Cross multiply
    283,552.20x = 425,328.30 × 183,168.90
  4. Step 4: Simplify right side
    283,552.20x = 77,906,916,849.87
  5. Step 5: Solve for x
    x = 77,906,916,849.87/283,552.20
  6. Step 6: Final answer
    x = 274,753.35

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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.