Home / 906,972.30-1,360,458.45-641,251.80

Finding the Fourth Proportional to 906,972.30, 1,360,458.45 and 641,251.80

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Solution

The fourth proportional to 906,972.30, 1,360,458.45 and 641,251.80 is: 961,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,972.30 : 1,360,458.45 = 641,251.80 : x
  2. Step 2: Convert to fraction form
    906,972.30/1,360,458.45 = 641,251.80/x
  3. Step 3: Cross multiply
    906,972.30x = 1,360,458.45 × 641,251.80
  4. Step 4: Simplify right side
    906,972.30x = 872,396,429,887.71
  5. Step 5: Solve for x
    x = 872,396,429,887.71/906,972.30
  6. Step 6: Final answer
    x = 961,877.70

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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.