Home / 769,910.04-1,062,382.66-425,722.41

Finding the Fourth Proportional to 769,910.04, 1,062,382.66 and 425,722.41

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Solution

The fourth proportional to 769,910.04, 1,062,382.66 and 425,722.41 is: 587,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,910.04 : 1,062,382.66 = 425,722.41 : x
  2. Step 2: Convert to fraction form
    769,910.04/1,062,382.66 = 425,722.41/x
  3. Step 3: Cross multiply
    769,910.04x = 1,062,382.66 × 425,722.41
  4. Step 4: Simplify right side
    769,910.04x = 452,280,106,357.41
  5. Step 5: Solve for x
    x = 452,280,106,357.41/769,910.04
  6. Step 6: Final answer
    x = 587,445.39

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Double scale
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1.5x scale

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.