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Finding the Fourth Proportional to 482,393.10, 723,693.60 and 162,577.02

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Solution

The fourth proportional to 482,393.10, 723,693.60 and 162,577.02 is: 243,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,393.10 : 723,693.60 = 162,577.02 : x
  2. Step 2: Convert to fraction form
    482,393.10/723,693.60 = 162,577.02/x
  3. Step 3: Cross multiply
    482,393.10x = 723,693.60 × 162,577.02
  4. Step 4: Simplify right side
    482,393.10x = 117,655,948,881.07
  5. Step 5: Solve for x
    x = 117,655,948,881.07/482,393.10
  6. Step 6: Final answer
    x = 243,900.56

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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.