Home / 930,354.76-1,282,197.72-726,299.56

Finding the Fourth Proportional to 930,354.76, 1,282,197.72 and 726,299.56

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Solution

The fourth proportional to 930,354.76, 1,282,197.72 and 726,299.56 is: 1,000,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,354.76 : 1,282,197.72 = 726,299.56 : x
  2. Step 2: Convert to fraction form
    930,354.76/1,282,197.72 = 726,299.56/x
  3. Step 3: Cross multiply
    930,354.76x = 1,282,197.72 × 726,299.56
  4. Step 4: Simplify right side
    930,354.76x = 931,259,639,869.00
  5. Step 5: Solve for x
    x = 931,259,639,869.00/930,354.76
  6. Step 6: Final answer
    x = 1,000,972.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.