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Finding the Fourth Proportional to 451,716.01, 676,670.60 and 271,702.04

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Solution

The fourth proportional to 451,716.01, 676,670.60 and 271,702.04 is: 407,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,716.01 : 676,670.60 = 271,702.04 : x
  2. Step 2: Convert to fraction form
    451,716.01/676,670.60 = 271,702.04/x
  3. Step 3: Cross multiply
    451,716.01x = 676,670.60 × 271,702.04
  4. Step 4: Simplify right side
    451,716.01x = 183,852,779,723.93
  5. Step 5: Solve for x
    x = 183,852,779,723.93/451,716.01
  6. Step 6: Final answer
    x = 407,009.66

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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.