Home / 910,687.30-1,364,864.55-699,277.30

Finding the Fourth Proportional to 910,687.30, 1,364,864.55 and 699,277.30

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Solution

The fourth proportional to 910,687.30, 1,364,864.55 and 699,277.30 is: 1,048,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,687.30 : 1,364,864.55 = 699,277.30 : x
  2. Step 2: Convert to fraction form
    910,687.30/1,364,864.55 = 699,277.30/x
  3. Step 3: Cross multiply
    910,687.30x = 1,364,864.55 × 699,277.30
  4. Step 4: Simplify right side
    910,687.30x = 954,418,797,389.72
  5. Step 5: Solve for x
    x = 954,418,797,389.72/910,687.30
  6. Step 6: Final answer
    x = 1,048,020.32

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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.