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Finding the Fourth Proportional to 595,137.70, 892,531.32 and 324,955.72

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Solution

The fourth proportional to 595,137.70, 892,531.32 and 324,955.72 is: 487,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,137.70 : 892,531.32 = 324,955.72 : x
  2. Step 2: Convert to fraction form
    595,137.70/892,531.32 = 324,955.72/x
  3. Step 3: Cross multiply
    595,137.70x = 892,531.32 × 324,955.72
  4. Step 4: Simplify right side
    595,137.70x = 290,033,157,713.15
  5. Step 5: Solve for x
    x = 290,033,157,713.15/595,137.70
  6. Step 6: Final answer
    x = 487,337.90

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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.