Home / 996,614.40-1,494,921.60-286,600.80

Finding the Fourth Proportional to 996,614.40, 1,494,921.60 and 286,600.80

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Solution

The fourth proportional to 996,614.40, 1,494,921.60 and 286,600.80 is: 429,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,614.40 : 1,494,921.60 = 286,600.80 : x
  2. Step 2: Convert to fraction form
    996,614.40/1,494,921.60 = 286,600.80/x
  3. Step 3: Cross multiply
    996,614.40x = 1,494,921.60 × 286,600.80
  4. Step 4: Simplify right side
    996,614.40x = 428,445,726,497.28
  5. Step 5: Solve for x
    x = 428,445,726,497.28/996,614.40
  6. Step 6: Final answer
    x = 429,901.20

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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.