Home / 1,008,913.52-1,513,375.74-298,947.71

Finding the Fourth Proportional to 1,008,913.52, 1,513,375.74 and 298,947.71

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Solution

The fourth proportional to 1,008,913.52, 1,513,375.74 and 298,947.71 is: 448,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,913.52 : 1,513,375.74 = 298,947.71 : x
  2. Step 2: Convert to fraction form
    1,008,913.52/1,513,375.74 = 298,947.71/x
  3. Step 3: Cross multiply
    1,008,913.52x = 1,513,375.74 × 298,947.71
  4. Step 4: Simplify right side
    1,008,913.52x = 452,420,204,275.68
  5. Step 5: Solve for x
    x = 452,420,204,275.68/1,008,913.52
  6. Step 6: Final answer
    x = 448,423.18

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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.