Home / 804,569.80-1,207,535.10-331,594.60

Finding the Fourth Proportional to 804,569.80, 1,207,535.10 and 331,594.60

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Solution

The fourth proportional to 804,569.80, 1,207,535.10 and 331,594.60 is: 497,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,569.80 : 1,207,535.10 = 331,594.60 : x
  2. Step 2: Convert to fraction form
    804,569.80/1,207,535.10 = 331,594.60/x
  3. Step 3: Cross multiply
    804,569.80x = 1,207,535.10 × 331,594.60
  4. Step 4: Simplify right side
    804,569.80x = 400,412,118,470.46
  5. Step 5: Solve for x
    x = 400,412,118,470.46/804,569.80
  6. Step 6: Final answer
    x = 497,672.32

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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.