Home / 741,032.82-1,113,037.20-442,096.65

Finding the Fourth Proportional to 741,032.82, 1,113,037.20 and 442,096.65

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Solution

The fourth proportional to 741,032.82, 1,113,037.20 and 442,096.65 is: 664,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,032.82 : 1,113,037.20 = 442,096.65 : x
  2. Step 2: Convert to fraction form
    741,032.82/1,113,037.20 = 442,096.65/x
  3. Step 3: Cross multiply
    741,032.82x = 1,113,037.20 × 442,096.65
  4. Step 4: Simplify right side
    741,032.82x = 492,070,017,445.38
  5. Step 5: Solve for x
    x = 492,070,017,445.38/741,032.82
  6. Step 6: Final answer
    x = 664,032.69

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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.