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Finding the Fourth Proportional to 552,626.38, 828,939.52 and 153,267.14

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Solution

The fourth proportional to 552,626.38, 828,939.52 and 153,267.14 is: 229,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,626.38 : 828,939.52 = 153,267.14 : x
  2. Step 2: Convert to fraction form
    552,626.38/828,939.52 = 153,267.14/x
  3. Step 3: Cross multiply
    552,626.38x = 828,939.52 × 153,267.14
  4. Step 4: Simplify right side
    552,626.38x = 127,049,188,697.04
  5. Step 5: Solve for x
    x = 127,049,188,697.04/552,626.38
  6. Step 6: Final answer
    x = 229,900.70

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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.