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Finding the Fourth Proportional to 608,063.22, 912,225.24 and 181,632.60

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Solution

The fourth proportional to 608,063.22, 912,225.24 and 181,632.60 is: 272,487.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,063.22 : 912,225.24 = 181,632.60 : x
  2. Step 2: Convert to fraction form
    608,063.22/912,225.24 = 181,632.60/x
  3. Step 3: Cross multiply
    608,063.22x = 912,225.24 × 181,632.60
  4. Step 4: Simplify right side
    608,063.22x = 165,689,842,126.82
  5. Step 5: Solve for x
    x = 165,689,842,126.82/608,063.22
  6. Step 6: Final answer
    x = 272,487.85

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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.