Home / 376,276.23-564,408.60-260,764.16

Finding the Fourth Proportional to 376,276.23, 564,408.60 and 260,764.16

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Solution

The fourth proportional to 376,276.23, 564,408.60 and 260,764.16 is: 391,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,276.23 : 564,408.60 = 260,764.16 : x
  2. Step 2: Convert to fraction form
    376,276.23/564,408.60 = 260,764.16/x
  3. Step 3: Cross multiply
    376,276.23x = 564,408.60 × 260,764.16
  4. Step 4: Simplify right side
    376,276.23x = 147,177,531,653.73
  5. Step 5: Solve for x
    x = 147,177,531,653.73/376,276.23
  6. Step 6: Final answer
    x = 391,142.25

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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.