Home / 716,268.52-1,074,224.10-210,728.84

Finding the Fourth Proportional to 716,268.52, 1,074,224.10 and 210,728.84

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Solution

The fourth proportional to 716,268.52, 1,074,224.10 and 210,728.84 is: 316,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,268.52 : 1,074,224.10 = 210,728.84 : x
  2. Step 2: Convert to fraction form
    716,268.52/1,074,224.10 = 210,728.84/x
  3. Step 3: Cross multiply
    716,268.52x = 1,074,224.10 × 210,728.84
  4. Step 4: Simplify right side
    716,268.52x = 226,369,998,493.04
  5. Step 5: Solve for x
    x = 226,369,998,493.04/716,268.52
  6. Step 6: Final answer
    x = 316,040.69

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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.