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Finding the Fourth Proportional to 496,059.41, 744,009.36 and 136,146.18

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Solution

The fourth proportional to 496,059.41, 744,009.36 and 136,146.18 is: 204,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,059.41 : 744,009.36 = 136,146.18 : x
  2. Step 2: Convert to fraction form
    496,059.41/744,009.36 = 136,146.18/x
  3. Step 3: Cross multiply
    496,059.41x = 744,009.36 × 136,146.18
  4. Step 4: Simplify right side
    496,059.41x = 101,294,032,248.25
  5. Step 5: Solve for x
    x = 101,294,032,248.25/496,059.41
  6. Step 6: Final answer
    x = 204,197.38

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1.5x scale

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.