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Finding the Fourth Proportional to 365,815.76, 548,822.22 and 152,512.78

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Solution

The fourth proportional to 365,815.76, 548,822.22 and 152,512.78 is: 228,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,815.76 : 548,822.22 = 152,512.78 : x
  2. Step 2: Convert to fraction form
    365,815.76/548,822.22 = 152,512.78/x
  3. Step 3: Cross multiply
    365,815.76x = 548,822.22 × 152,512.78
  4. Step 4: Simplify right side
    365,815.76x = 83,702,402,497.97
  5. Step 5: Solve for x
    x = 83,702,402,497.97/365,815.76
  6. Step 6: Final answer
    x = 228,810.27

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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.