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Finding the Fourth Proportional to 262,726, 362,562.30 and 149,548.76

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Solution

The fourth proportional to 262,726, 362,562.30 and 149,548.76 is: 206,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,726 : 362,562.30 = 149,548.76 : x
  2. Step 2: Convert to fraction form
    262,726/362,562.30 = 149,548.76/x
  3. Step 3: Cross multiply
    262,726x = 362,562.30 × 149,548.76
  4. Step 4: Simplify right side
    262,726x = 54,220,742,387.75
  5. Step 5: Solve for x
    x = 54,220,742,387.75/262,726
  6. Step 6: Final answer
    x = 206,377.53

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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.