Home / 718,095.86-1,077,171.12-268,769.42

Finding the Fourth Proportional to 718,095.86, 1,077,171.12 and 268,769.42

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Solution

The fourth proportional to 718,095.86, 1,077,171.12 and 268,769.42 is: 403,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,095.86 : 1,077,171.12 = 268,769.42 : x
  2. Step 2: Convert to fraction form
    718,095.86/1,077,171.12 = 268,769.42/x
  3. Step 3: Cross multiply
    718,095.86x = 1,077,171.12 × 268,769.42
  4. Step 4: Simplify right side
    718,095.86x = 289,510,651,777.30
  5. Step 5: Solve for x
    x = 289,510,651,777.30/718,095.86
  6. Step 6: Final answer
    x = 403,164.35

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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.