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Finding the Fourth Proportional to 974,397.84, 1,461,891.96 and 441,775.86

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Solution

The fourth proportional to 974,397.84, 1,461,891.96 and 441,775.86 is: 662,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,397.84 : 1,461,891.96 = 441,775.86 : x
  2. Step 2: Convert to fraction form
    974,397.84/1,461,891.96 = 441,775.86/x
  3. Step 3: Cross multiply
    974,397.84x = 1,461,891.96 × 441,775.86
  4. Step 4: Simplify right side
    974,397.84x = 645,828,577,856.09
  5. Step 5: Solve for x
    x = 645,828,577,856.09/974,397.84
  6. Step 6: Final answer
    x = 662,797.63

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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.