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Finding the Fourth Proportional to 486,111.15, 729,166.73 and 170,599.95

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Solution

The fourth proportional to 486,111.15, 729,166.73 and 170,599.95 is: 255,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,111.15 : 729,166.73 = 170,599.95 : x
  2. Step 2: Convert to fraction form
    486,111.15/729,166.73 = 170,599.95/x
  3. Step 3: Cross multiply
    486,111.15x = 729,166.73 × 170,599.95
  4. Step 4: Simplify right side
    486,111.15x = 124,395,806,826.66
  5. Step 5: Solve for x
    x = 124,395,806,826.66/486,111.15
  6. Step 6: Final answer
    x = 255,899.93

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Similar ratio
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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.