Home / 552,103.20-827,717.40-302,785.20

Finding the Fourth Proportional to 552,103.20, 827,717.40 and 302,785.20

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Solution

The fourth proportional to 552,103.20, 827,717.40 and 302,785.20 is: 453,937.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,103.20 : 827,717.40 = 302,785.20 : x
  2. Step 2: Convert to fraction form
    552,103.20/827,717.40 = 302,785.20/x
  3. Step 3: Cross multiply
    552,103.20x = 827,717.40 × 302,785.20
  4. Step 4: Simplify right side
    552,103.20x = 250,620,578,502.48
  5. Step 5: Solve for x
    x = 250,620,578,502.48/552,103.20
  6. Step 6: Final answer
    x = 453,937.92

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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.