Home / 466,629.20-699,367.80-316,869.20

Finding the Fourth Proportional to 466,629.20, 699,367.80 and 316,869.20

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Solution

The fourth proportional to 466,629.20, 699,367.80 and 316,869.20 is: 474,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,629.20 : 699,367.80 = 316,869.20 : x
  2. Step 2: Convert to fraction form
    466,629.20/699,367.80 = 316,869.20/x
  3. Step 3: Cross multiply
    466,629.20x = 699,367.80 × 316,869.20
  4. Step 4: Simplify right side
    466,629.20x = 221,608,115,291.76
  5. Step 5: Solve for x
    x = 221,608,115,291.76/466,629.20
  6. Step 6: Final answer
    x = 474,912.66

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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.