Home / 682,326.26-1,021,359.54-502,614.29

Finding the Fourth Proportional to 682,326.26, 1,021,359.54 and 502,614.29

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Solution

The fourth proportional to 682,326.26, 1,021,359.54 and 502,614.29 is: 752,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,326.26 : 1,021,359.54 = 502,614.29 : x
  2. Step 2: Convert to fraction form
    682,326.26/1,021,359.54 = 502,614.29/x
  3. Step 3: Cross multiply
    682,326.26x = 1,021,359.54 × 502,614.29
  4. Step 4: Simplify right side
    682,326.26x = 513,349,900,031.83
  5. Step 5: Solve for x
    x = 513,349,900,031.83/682,326.26
  6. Step 6: Final answer
    x = 752,352.55

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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.