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Finding the Fourth Proportional to 542,577.02, 813,807.72 and 222,762.41

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Solution

The fourth proportional to 542,577.02, 813,807.72 and 222,762.41 is: 334,119.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,577.02 : 813,807.72 = 222,762.41 : x
  2. Step 2: Convert to fraction form
    542,577.02/813,807.72 = 222,762.41/x
  3. Step 3: Cross multiply
    542,577.02x = 813,807.72 × 222,762.41
  4. Step 4: Simplify right side
    542,577.02x = 181,285,768,983.81
  5. Step 5: Solve for x
    x = 181,285,768,983.81/542,577.02
  6. Step 6: Final answer
    x = 334,119.88

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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.