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Finding the Fourth Proportional to 482,894.40, 723,823.20 and 183,259.20

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Solution

The fourth proportional to 482,894.40, 723,823.20 and 183,259.20 is: 274,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,894.40 : 723,823.20 = 183,259.20 : x
  2. Step 2: Convert to fraction form
    482,894.40/723,823.20 = 183,259.20/x
  3. Step 3: Cross multiply
    482,894.40x = 723,823.20 × 183,259.20
  4. Step 4: Simplify right side
    482,894.40x = 132,647,260,573.44
  5. Step 5: Solve for x
    x = 132,647,260,573.44/482,894.40
  6. Step 6: Final answer
    x = 274,692.07

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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.