Home / 779,916.60-1,167,906.60-512,227.80

Finding the Fourth Proportional to 779,916.60, 1,167,906.60 and 512,227.80

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Solution

The fourth proportional to 779,916.60, 1,167,906.60 and 512,227.80 is: 767,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,916.60 : 1,167,906.60 = 512,227.80 : x
  2. Step 2: Convert to fraction form
    779,916.60/1,167,906.60 = 512,227.80/x
  3. Step 3: Cross multiply
    779,916.60x = 1,167,906.60 × 512,227.80
  4. Step 4: Simplify right side
    779,916.60x = 598,234,228,323.48
  5. Step 5: Solve for x
    x = 598,234,228,323.48/779,916.60
  6. Step 6: Final answer
    x = 767,048.97

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1.5x scale

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.