Home / 763,269.26-1,150,390.13-657,924.66

Finding the Fourth Proportional to 763,269.26, 1,150,390.13 and 657,924.66

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Solution

The fourth proportional to 763,269.26, 1,150,390.13 and 657,924.66 is: 991,616.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,269.26 : 1,150,390.13 = 657,924.66 : x
  2. Step 2: Convert to fraction form
    763,269.26/1,150,390.13 = 657,924.66/x
  3. Step 3: Cross multiply
    763,269.26x = 1,150,390.13 × 657,924.66
  4. Step 4: Simplify right side
    763,269.26x = 756,870,031,857.98
  5. Step 5: Solve for x
    x = 756,870,031,857.98/763,269.26
  6. Step 6: Final answer
    x = 991,616.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.