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Finding the Fourth Proportional to 373,001.84, 559,990.52 and 221,475.60

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Solution

The fourth proportional to 373,001.84, 559,990.52 and 221,475.60 is: 332,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,001.84 : 559,990.52 = 221,475.60 : x
  2. Step 2: Convert to fraction form
    373,001.84/559,990.52 = 221,475.60/x
  3. Step 3: Cross multiply
    373,001.84x = 559,990.52 × 221,475.60
  4. Step 4: Simplify right side
    373,001.84x = 124,024,236,411.31
  5. Step 5: Solve for x
    x = 124,024,236,411.31/373,001.84
  6. Step 6: Final answer
    x = 332,503.02

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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.