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Finding the Fourth Proportional to 326,168.53, 488,780.61 and 224,862.60

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Solution

The fourth proportional to 326,168.53, 488,780.61 and 224,862.60 is: 336,968.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,168.53 : 488,780.61 = 224,862.60 : x
  2. Step 2: Convert to fraction form
    326,168.53/488,780.61 = 224,862.60/x
  3. Step 3: Cross multiply
    326,168.53x = 488,780.61 × 224,862.60
  4. Step 4: Simplify right side
    326,168.53x = 109,908,476,350.28
  5. Step 5: Solve for x
    x = 109,908,476,350.28/326,168.53
  6. Step 6: Final answer
    x = 336,968.37

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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.