Home / 563,049.32-844,573.98-142,325.19

Finding the Fourth Proportional to 563,049.32, 844,573.98 and 142,325.19

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Solution

The fourth proportional to 563,049.32, 844,573.98 and 142,325.19 is: 213,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,049.32 : 844,573.98 = 142,325.19 : x
  2. Step 2: Convert to fraction form
    563,049.32/844,573.98 = 142,325.19/x
  3. Step 3: Cross multiply
    563,049.32x = 844,573.98 × 142,325.19
  4. Step 4: Simplify right side
    563,049.32x = 120,204,152,172.56
  5. Step 5: Solve for x
    x = 120,204,152,172.56/563,049.32
  6. Step 6: Final answer
    x = 213,487.79

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Double scale
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Similar ratio
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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.