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Finding the Fourth Proportional to 573,745.20, 860,617.80 and 482,506.80

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Solution

The fourth proportional to 573,745.20, 860,617.80 and 482,506.80 is: 723,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,745.20 : 860,617.80 = 482,506.80 : x
  2. Step 2: Convert to fraction form
    573,745.20/860,617.80 = 482,506.80/x
  3. Step 3: Cross multiply
    573,745.20x = 860,617.80 × 482,506.80
  4. Step 4: Simplify right side
    573,745.20x = 415,253,940,701.04
  5. Step 5: Solve for x
    x = 415,253,940,701.04/573,745.20
  6. Step 6: Final answer
    x = 723,760.20

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1.5x scale

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.