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Finding the Fourth Proportional to 552,151.09, 828,245.04 and 152,758.42

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Solution

The fourth proportional to 552,151.09, 828,245.04 and 152,758.42 is: 229,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,151.09 : 828,245.04 = 152,758.42 : x
  2. Step 2: Convert to fraction form
    552,151.09/828,245.04 = 152,758.42/x
  3. Step 3: Cross multiply
    552,151.09x = 828,245.04 × 152,758.42
  4. Step 4: Simplify right side
    552,151.09x = 126,521,403,683.24
  5. Step 5: Solve for x
    x = 126,521,403,683.24/552,151.09
  6. Step 6: Final answer
    x = 229,142.72

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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.