Home / 1,008,915.52-1,513,378.74-298,949.71

Finding the Fourth Proportional to 1,008,915.52, 1,513,378.74 and 298,949.71

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Solution

The fourth proportional to 1,008,915.52, 1,513,378.74 and 298,949.71 is: 448,426.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,915.52 : 1,513,378.74 = 298,949.71 : x
  2. Step 2: Convert to fraction form
    1,008,915.52/1,513,378.74 = 298,949.71/x
  3. Step 3: Cross multiply
    1,008,915.52x = 1,513,378.74 × 298,949.71
  4. Step 4: Simplify right side
    1,008,915.52x = 452,424,135,443.17
  5. Step 5: Solve for x
    x = 452,424,135,443.17/1,008,915.52
  6. Step 6: Final answer
    x = 448,426.18

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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.