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Finding the Fourth Proportional to 240,336.60, 360,537.30 and 82,613.40

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Solution

The fourth proportional to 240,336.60, 360,537.30 and 82,613.40 is: 123,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,336.60 : 360,537.30 = 82,613.40 : x
  2. Step 2: Convert to fraction form
    240,336.60/360,537.30 = 82,613.40/x
  3. Step 3: Cross multiply
    240,336.60x = 360,537.30 × 82,613.40
  4. Step 4: Simplify right side
    240,336.60x = 29,785,212,179.82
  5. Step 5: Solve for x
    x = 29,785,212,179.82/240,336.60
  6. Step 6: Final answer
    x = 123,931.24

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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.