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Finding the Fourth Proportional to 595,965.60, 893,170.80 and 276,080.40

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Solution

The fourth proportional to 595,965.60, 893,170.80 and 276,080.40 is: 413,760.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,965.60 : 893,170.80 = 276,080.40 : x
  2. Step 2: Convert to fraction form
    595,965.60/893,170.80 = 276,080.40/x
  3. Step 3: Cross multiply
    595,965.60x = 893,170.80 × 276,080.40
  4. Step 4: Simplify right side
    595,965.60x = 246,586,951,732.32
  5. Step 5: Solve for x
    x = 246,586,951,732.32/595,965.60
  6. Step 6: Final answer
    x = 413,760.38

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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.