Home / 782,221.41-1,079,465.99-424,525.41

Finding the Fourth Proportional to 782,221.41, 1,079,465.99 and 424,525.41

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Solution

The fourth proportional to 782,221.41, 1,079,465.99 and 424,525.41 is: 585,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,221.41 : 1,079,465.99 = 424,525.41 : x
  2. Step 2: Convert to fraction form
    782,221.41/1,079,465.99 = 424,525.41/x
  3. Step 3: Cross multiply
    782,221.41x = 1,079,465.99 × 424,525.41
  4. Step 4: Simplify right side
    782,221.41x = 458,260,739,863.18
  5. Step 5: Solve for x
    x = 458,260,739,863.18/782,221.41
  6. Step 6: Final answer
    x = 585,845.30

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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.