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Finding the Fourth Proportional to 262,045.44, 361,635.52 and 147,360.18

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Solution

The fourth proportional to 262,045.44, 361,635.52 and 147,360.18 is: 203,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,045.44 : 361,635.52 = 147,360.18 : x
  2. Step 2: Convert to fraction form
    262,045.44/361,635.52 = 147,360.18/x
  3. Step 3: Cross multiply
    262,045.44x = 361,635.52 × 147,360.18
  4. Step 4: Simplify right side
    262,045.44x = 53,290,675,321.59
  5. Step 5: Solve for x
    x = 53,290,675,321.59/262,045.44
  6. Step 6: Final answer
    x = 203,364.25

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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.