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Finding the Fourth Proportional to 297,024.60, 445,277.70 and 265,531.80

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Solution

The fourth proportional to 297,024.60, 445,277.70 and 265,531.80 is: 398,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,024.60 : 445,277.70 = 265,531.80 : x
  2. Step 2: Convert to fraction form
    297,024.60/445,277.70 = 265,531.80/x
  3. Step 3: Cross multiply
    297,024.60x = 445,277.70 × 265,531.80
  4. Step 4: Simplify right side
    297,024.60x = 118,235,389,180.86
  5. Step 5: Solve for x
    x = 118,235,389,180.86/297,024.60
  6. Step 6: Final answer
    x = 398,065.98

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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.