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Finding the Fourth Proportional to 552,252.11, 828,280.96 and 147,449.34

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Solution

The fourth proportional to 552,252.11, 828,280.96 and 147,449.34 is: 221,148.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,252.11 : 828,280.96 = 147,449.34 : x
  2. Step 2: Convert to fraction form
    552,252.11/828,280.96 = 147,449.34/x
  3. Step 3: Cross multiply
    552,252.11x = 828,280.96 × 147,449.34
  4. Step 4: Simplify right side
    552,252.11x = 122,129,480,886.57
  5. Step 5: Solve for x
    x = 122,129,480,886.57/552,252.11
  6. Step 6: Final answer
    x = 221,148.06

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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.