Home / 716,657.94-1,074,814.68-211,082.32

Finding the Fourth Proportional to 716,657.94, 1,074,814.68 and 211,082.32

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Solution

The fourth proportional to 716,657.94, 1,074,814.68 and 211,082.32 is: 316,572.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,657.94 : 1,074,814.68 = 211,082.32 : x
  2. Step 2: Convert to fraction form
    716,657.94/1,074,814.68 = 211,082.32/x
  3. Step 3: Cross multiply
    716,657.94x = 1,074,814.68 × 211,082.32
  4. Step 4: Simplify right side
    716,657.94x = 226,874,378,359.54
  5. Step 5: Solve for x
    x = 226,874,378,359.54/716,657.94
  6. Step 6: Final answer
    x = 316,572.75

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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.