Home / 944,412.12-1,303,286.40-514,691.55

Finding the Fourth Proportional to 944,412.12, 1,303,286.40 and 514,691.55

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Solution

The fourth proportional to 944,412.12, 1,303,286.40 and 514,691.55 is: 710,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,412.12 : 1,303,286.40 = 514,691.55 : x
  2. Step 2: Convert to fraction form
    944,412.12/1,303,286.40 = 514,691.55/x
  3. Step 3: Cross multiply
    944,412.12x = 1,303,286.40 × 514,691.55
  4. Step 4: Simplify right side
    944,412.12x = 670,790,497,309.92
  5. Step 5: Solve for x
    x = 670,790,497,309.92/944,412.12
  6. Step 6: Final answer
    x = 710,273.07

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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.