Home / 366,935.60-550,403.40-283,889.20

Finding the Fourth Proportional to 366,935.60, 550,403.40 and 283,889.20

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Solution

The fourth proportional to 366,935.60, 550,403.40 and 283,889.20 is: 425,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,935.60 : 550,403.40 = 283,889.20 : x
  2. Step 2: Convert to fraction form
    366,935.60/550,403.40 = 283,889.20/x
  3. Step 3: Cross multiply
    366,935.60x = 550,403.40 × 283,889.20
  4. Step 4: Simplify right side
    366,935.60x = 156,253,580,903.28
  5. Step 5: Solve for x
    x = 156,253,580,903.28/366,935.60
  6. Step 6: Final answer
    x = 425,833.80

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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.