Home / 983,862.28-1,475,286.78-450,926.84

Finding the Fourth Proportional to 983,862.28, 1,475,286.78 and 450,926.84

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Solution

The fourth proportional to 983,862.28, 1,475,286.78 and 450,926.84 is: 676,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,862.28 : 1,475,286.78 = 450,926.84 : x
  2. Step 2: Convert to fraction form
    983,862.28/1,475,286.78 = 450,926.84/x
  3. Step 3: Cross multiply
    983,862.28x = 1,475,286.78 × 450,926.84
  4. Step 4: Simplify right side
    983,862.28x = 665,246,405,799.18
  5. Step 5: Solve for x
    x = 665,246,405,799.18/983,862.28
  6. Step 6: Final answer
    x = 676,158.06

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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.