Home / 492,925.38-739,388.13-118,948.38

Finding the Fourth Proportional to 492,925.38, 739,388.13 and 118,948.38

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Solution

The fourth proportional to 492,925.38, 739,388.13 and 118,948.38 is: 178,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,925.38 : 739,388.13 = 118,948.38 : x
  2. Step 2: Convert to fraction form
    492,925.38/739,388.13 = 118,948.38/x
  3. Step 3: Cross multiply
    492,925.38x = 739,388.13 × 118,948.38
  4. Step 4: Simplify right side
    492,925.38x = 87,949,020,254.73
  5. Step 5: Solve for x
    x = 87,949,020,254.73/492,925.38
  6. Step 6: Final answer
    x = 178,422.58

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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.