Home / 864,815.11-1,296,097.47-351,882.48

Finding the Fourth Proportional to 864,815.11, 1,296,097.47 and 351,882.48

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Solution

The fourth proportional to 864,815.11, 1,296,097.47 and 351,882.48 is: 527,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,815.11 : 1,296,097.47 = 351,882.48 : x
  2. Step 2: Convert to fraction form
    864,815.11/1,296,097.47 = 351,882.48/x
  3. Step 3: Cross multiply
    864,815.11x = 1,296,097.47 × 351,882.48
  4. Step 4: Simplify right side
    864,815.11x = 456,073,996,925.69
  5. Step 5: Solve for x
    x = 456,073,996,925.69/864,815.11
  6. Step 6: Final answer
    x = 527,365.90

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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.