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Finding the Fourth Proportional to 615,373.18, 923,052.34 and 159,924.07

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Solution

The fourth proportional to 615,373.18, 923,052.34 and 159,924.07 is: 239,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,373.18 : 923,052.34 = 159,924.07 : x
  2. Step 2: Convert to fraction form
    615,373.18/923,052.34 = 159,924.07/x
  3. Step 3: Cross multiply
    615,373.18x = 923,052.34 × 159,924.07
  4. Step 4: Simplify right side
    615,373.18x = 147,618,287,035.82
  5. Step 5: Solve for x
    x = 147,618,287,035.82/615,373.18
  6. Step 6: Final answer
    x = 239,884.17

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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.