Home / 552,513.10-828,687.62-153,112.24

Finding the Fourth Proportional to 552,513.10, 828,687.62 and 153,112.24

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Solution

The fourth proportional to 552,513.10, 828,687.62 and 153,112.24 is: 229,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,513.10 : 828,687.62 = 153,112.24 : x
  2. Step 2: Convert to fraction form
    552,513.10/828,687.62 = 153,112.24/x
  3. Step 3: Cross multiply
    552,513.10x = 828,687.62 × 153,112.24
  4. Step 4: Simplify right side
    552,513.10x = 126,882,217,758.47
  5. Step 5: Solve for x
    x = 126,882,217,758.47/552,513.10
  6. Step 6: Final answer
    x = 229,645.63

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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.