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Finding the Fourth Proportional to 471,113.60, 650,147.46 and 256,265.16

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Solution

The fourth proportional to 471,113.60, 650,147.46 and 256,265.16 is: 353,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,113.60 : 650,147.46 = 256,265.16 : x
  2. Step 2: Convert to fraction form
    471,113.60/650,147.46 = 256,265.16/x
  3. Step 3: Cross multiply
    471,113.60x = 650,147.46 × 256,265.16
  4. Step 4: Simplify right side
    471,113.60x = 166,610,142,860.49
  5. Step 5: Solve for x
    x = 166,610,142,860.49/471,113.60
  6. Step 6: Final answer
    x = 353,651.74

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1.5x scale

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.