Home / 338,265.60-466,629.52-209,162.80

Finding the Fourth Proportional to 338,265.60, 466,629.52 and 209,162.80

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Solution

The fourth proportional to 338,265.60, 466,629.52 and 209,162.80 is: 288,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,265.60 : 466,629.52 = 209,162.80 : x
  2. Step 2: Convert to fraction form
    338,265.60/466,629.52 = 209,162.80/x
  3. Step 3: Cross multiply
    338,265.60x = 466,629.52 × 209,162.80
  4. Step 4: Simplify right side
    338,265.60x = 97,601,536,965.86
  5. Step 5: Solve for x
    x = 97,601,536,965.86/338,265.60
  6. Step 6: Final answer
    x = 288,535.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.