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Finding the Fourth Proportional to 254,251.28, 350,827.80 and 152,252.84

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Solution

The fourth proportional to 254,251.28, 350,827.80 and 152,252.84 is: 210,085.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,251.28 : 350,827.80 = 152,252.84 : x
  2. Step 2: Convert to fraction form
    254,251.28/350,827.80 = 152,252.84/x
  3. Step 3: Cross multiply
    254,251.28x = 350,827.80 × 152,252.84
  4. Step 4: Simplify right side
    254,251.28x = 53,414,528,900.95
  5. Step 5: Solve for x
    x = 53,414,528,900.95/254,251.28
  6. Step 6: Final answer
    x = 210,085.59

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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.