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Finding the Fourth Proportional to 267,228.54, 368,781.30 and 152,504.88

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Solution

The fourth proportional to 267,228.54, 368,781.30 and 152,504.88 is: 210,460.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,228.54 : 368,781.30 = 152,504.88 : x
  2. Step 2: Convert to fraction form
    267,228.54/368,781.30 = 152,504.88/x
  3. Step 3: Cross multiply
    267,228.54x = 368,781.30 × 152,504.88
  4. Step 4: Simplify right side
    267,228.54x = 56,240,947,902.74
  5. Step 5: Solve for x
    x = 56,240,947,902.74/267,228.54
  6. Step 6: Final answer
    x = 210,460.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.