Home / 873,160.43-1,309,956.89-418,097.93

Finding the Fourth Proportional to 873,160.43, 1,309,956.89 and 418,097.93

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Solution

The fourth proportional to 873,160.43, 1,309,956.89 and 418,097.93 is: 627,250.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,160.43 : 1,309,956.89 = 418,097.93 : x
  2. Step 2: Convert to fraction form
    873,160.43/1,309,956.89 = 418,097.93/x
  3. Step 3: Cross multiply
    873,160.43x = 1,309,956.89 × 418,097.93
  4. Step 4: Simplify right side
    873,160.43x = 547,690,267,071.94
  5. Step 5: Solve for x
    x = 547,690,267,071.94/873,160.43
  6. Step 6: Final answer
    x = 627,250.44

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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.