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Finding the Fourth Proportional to 373,118.88, 559,325.68 and 148,617.92

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Solution

The fourth proportional to 373,118.88, 559,325.68 and 148,617.92 is: 222,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,118.88 : 559,325.68 = 148,617.92 : x
  2. Step 2: Convert to fraction form
    373,118.88/559,325.68 = 148,617.92/x
  3. Step 3: Cross multiply
    373,118.88x = 559,325.68 × 148,617.92
  4. Step 4: Simplify right side
    373,118.88x = 83,125,819,164.19
  5. Step 5: Solve for x
    x = 83,125,819,164.19/373,118.88
  6. Step 6: Final answer
    x = 222,786.42

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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.