Home / 1,003,218.32-1,384,437.48-550,516.88

Finding the Fourth Proportional to 1,003,218.32, 1,384,437.48 and 550,516.88

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Solution

The fourth proportional to 1,003,218.32, 1,384,437.48 and 550,516.88 is: 759,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,218.32 : 1,384,437.48 = 550,516.88 : x
  2. Step 2: Convert to fraction form
    1,003,218.32/1,384,437.48 = 550,516.88/x
  3. Step 3: Cross multiply
    1,003,218.32x = 1,384,437.48 × 550,516.88
  4. Step 4: Simplify right side
    1,003,218.32x = 762,156,202,044.66
  5. Step 5: Solve for x
    x = 762,156,202,044.66/1,003,218.32
  6. Step 6: Final answer
    x = 759,711.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.