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Finding the Fourth Proportional to 650,337.80, 975,458.10 and 271,160.60

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Solution

The fourth proportional to 650,337.80, 975,458.10 and 271,160.60 is: 406,720.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,337.80 : 975,458.10 = 271,160.60 : x
  2. Step 2: Convert to fraction form
    650,337.80/975,458.10 = 271,160.60/x
  3. Step 3: Cross multiply
    650,337.80x = 975,458.10 × 271,160.60
  4. Step 4: Simplify right side
    650,337.80x = 264,505,803,670.86
  5. Step 5: Solve for x
    x = 264,505,803,670.86/650,337.80
  6. Step 6: Final answer
    x = 406,720.64

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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.