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Finding the Fourth Proportional to 552,217.74, 828,234.34 and 152,898.88

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Solution

The fourth proportional to 552,217.74, 828,234.34 and 152,898.88 is: 229,322.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,217.74 : 828,234.34 = 152,898.88 : x
  2. Step 2: Convert to fraction form
    552,217.74/828,234.34 = 152,898.88/x
  3. Step 3: Cross multiply
    552,217.74x = 828,234.34 × 152,898.88
  4. Step 4: Simplify right side
    552,217.74x = 126,636,098,822.37
  5. Step 5: Solve for x
    x = 126,636,098,822.37/552,217.74
  6. Step 6: Final answer
    x = 229,322.76

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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.