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Finding the Fourth Proportional to 552,711.90, 828,954.45 and 153,252.30

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Solution

The fourth proportional to 552,711.90, 828,954.45 and 153,252.30 is: 229,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,711.90 : 828,954.45 = 153,252.30 : x
  2. Step 2: Convert to fraction form
    552,711.90/828,954.45 = 153,252.30/x
  3. Step 3: Cross multiply
    552,711.90x = 828,954.45 × 153,252.30
  4. Step 4: Simplify right side
    552,711.90x = 127,039,176,057.74
  5. Step 5: Solve for x
    x = 127,039,176,057.74/552,711.90
  6. Step 6: Final answer
    x = 229,847.01

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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.