Home / 944,061.68-1,415,786.28-312,806

Finding the Fourth Proportional to 944,061.68, 1,415,786.28 and 312,806

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Solution

The fourth proportional to 944,061.68, 1,415,786.28 and 312,806 is: 469,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,061.68 : 1,415,786.28 = 312,806 : x
  2. Step 2: Convert to fraction form
    944,061.68/1,415,786.28 = 312,806/x
  3. Step 3: Cross multiply
    944,061.68x = 1,415,786.28 × 312,806
  4. Step 4: Simplify right side
    944,061.68x = 442,866,443,101.68
  5. Step 5: Solve for x
    x = 442,866,443,101.68/944,061.68
  6. Step 6: Final answer
    x = 469,107.53

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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.