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Finding the Fourth Proportional to 450,234.50, 675,129.84 and 158,089.55

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Solution

The fourth proportional to 450,234.50, 675,129.84 and 158,089.55 is: 237,056.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,234.50 : 675,129.84 = 158,089.55 : x
  2. Step 2: Convert to fraction form
    450,234.50/675,129.84 = 158,089.55/x
  3. Step 3: Cross multiply
    450,234.50x = 675,129.84 × 158,089.55
  4. Step 4: Simplify right side
    450,234.50x = 106,730,972,597.17
  5. Step 5: Solve for x
    x = 106,730,972,597.17/450,234.50
  6. Step 6: Final answer
    x = 237,056.41

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1.5x scale

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.