Home / 961,286.40-1,441,929.60-914,630.40

Finding the Fourth Proportional to 961,286.40, 1,441,929.60 and 914,630.40

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Solution

The fourth proportional to 961,286.40, 1,441,929.60 and 914,630.40 is: 1,371,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,286.40 : 1,441,929.60 = 914,630.40 : x
  2. Step 2: Convert to fraction form
    961,286.40/1,441,929.60 = 914,630.40/x
  3. Step 3: Cross multiply
    961,286.40x = 1,441,929.60 × 914,630.40
  4. Step 4: Simplify right side
    961,286.40x = 1,318,832,646,819.84
  5. Step 5: Solve for x
    x = 1,318,832,646,819.84/961,286.40
  6. Step 6: Final answer
    x = 1,371,945.60

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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.