Home / 579,560.40-867,958.20-283,726.80

Finding the Fourth Proportional to 579,560.40, 867,958.20 and 283,726.80

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Solution

The fourth proportional to 579,560.40, 867,958.20 and 283,726.80 is: 424,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,560.40 : 867,958.20 = 283,726.80 : x
  2. Step 2: Convert to fraction form
    579,560.40/867,958.20 = 283,726.80/x
  3. Step 3: Cross multiply
    579,560.40x = 867,958.20 × 283,726.80
  4. Step 4: Simplify right side
    579,560.40x = 246,263,002,619.76
  5. Step 5: Solve for x
    x = 246,263,002,619.76/579,560.40
  6. Step 6: Final answer
    x = 424,913.44

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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.