Home / 835,180.80-1,152,552.64-453,207.61

Finding the Fourth Proportional to 835,180.80, 1,152,552.64 and 453,207.61

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Solution

The fourth proportional to 835,180.80, 1,152,552.64 and 453,207.61 is: 625,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,180.80 : 1,152,552.64 = 453,207.61 : x
  2. Step 2: Convert to fraction form
    835,180.80/1,152,552.64 = 453,207.61/x
  3. Step 3: Cross multiply
    835,180.80x = 1,152,552.64 × 453,207.61
  4. Step 4: Simplify right side
    835,180.80x = 522,345,627,373.59
  5. Step 5: Solve for x
    x = 522,345,627,373.59/835,180.80
  6. Step 6: Final answer
    x = 625,428.20

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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.