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Finding the Fourth Proportional to 383,060.34, 574,710.80 and 158,526.52

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Solution

The fourth proportional to 383,060.34, 574,710.80 and 158,526.52 is: 237,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,060.34 : 574,710.80 = 158,526.52 : x
  2. Step 2: Convert to fraction form
    383,060.34/574,710.80 = 158,526.52/x
  3. Step 3: Cross multiply
    383,060.34x = 574,710.80 × 158,526.52
  4. Step 4: Simplify right side
    383,060.34x = 91,106,900,901.01
  5. Step 5: Solve for x
    x = 91,106,900,901.01/383,060.34
  6. Step 6: Final answer
    x = 237,839.56

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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.