Home / 969,491.40-1,454,394.75-286,447.56

Finding the Fourth Proportional to 969,491.40, 1,454,394.75 and 286,447.56

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Solution

The fourth proportional to 969,491.40, 1,454,394.75 and 286,447.56 is: 429,717.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,491.40 : 1,454,394.75 = 286,447.56 : x
  2. Step 2: Convert to fraction form
    969,491.40/1,454,394.75 = 286,447.56/x
  3. Step 3: Cross multiply
    969,491.40x = 1,454,394.75 × 286,447.56
  4. Step 4: Simplify right side
    969,491.40x = 416,607,827,414.31
  5. Step 5: Solve for x
    x = 416,607,827,414.31/969,491.40
  6. Step 6: Final answer
    x = 429,717.92

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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.