Home / 563,401.92-845,104.80-142,677.60

Finding the Fourth Proportional to 563,401.92, 845,104.80 and 142,677.60

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Solution

The fourth proportional to 563,401.92, 845,104.80 and 142,677.60 is: 214,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,401.92 : 845,104.80 = 142,677.60 : x
  2. Step 2: Convert to fraction form
    563,401.92/845,104.80 = 142,677.60/x
  3. Step 3: Cross multiply
    563,401.92x = 845,104.80 × 142,677.60
  4. Step 4: Simplify right side
    563,401.92x = 120,577,524,612.48
  5. Step 5: Solve for x
    x = 120,577,524,612.48/563,401.92
  6. Step 6: Final answer
    x = 214,016.89

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Similar ratio
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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.