Home / 826,223.29-1,239,309.02-454,582.33

Finding the Fourth Proportional to 826,223.29, 1,239,309.02 and 454,582.33

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Solution

The fourth proportional to 826,223.29, 1,239,309.02 and 454,582.33 is: 681,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,223.29 : 1,239,309.02 = 454,582.33 : x
  2. Step 2: Convert to fraction form
    826,223.29/1,239,309.02 = 454,582.33/x
  3. Step 3: Cross multiply
    826,223.29x = 1,239,309.02 × 454,582.33
  4. Step 4: Simplify right side
    826,223.29x = 563,367,979,628.71
  5. Step 5: Solve for x
    x = 563,367,979,628.71/826,223.29
  6. Step 6: Final answer
    x = 681,859.23

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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.