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Finding the Fourth Proportional to 357,864.24, 536,796.54 and 168,185.46

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Solution

The fourth proportional to 357,864.24, 536,796.54 and 168,185.46 is: 252,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,864.24 : 536,796.54 = 168,185.46 : x
  2. Step 2: Convert to fraction form
    357,864.24/536,796.54 = 168,185.46/x
  3. Step 3: Cross multiply
    357,864.24x = 536,796.54 × 168,185.46
  4. Step 4: Simplify right side
    357,864.24x = 90,281,373,006.31
  5. Step 5: Solve for x
    x = 90,281,373,006.31/357,864.24
  6. Step 6: Final answer
    x = 252,278.27

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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.