Home / 578,326.95-867,527.28-178,934.22

Finding the Fourth Proportional to 578,326.95, 867,527.28 and 178,934.22

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Solution

The fourth proportional to 578,326.95, 867,527.28 and 178,934.22 is: 268,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,326.95 : 867,527.28 = 178,934.22 : x
  2. Step 2: Convert to fraction form
    578,326.95/867,527.28 = 178,934.22/x
  3. Step 3: Cross multiply
    578,326.95x = 867,527.28 × 178,934.22
  4. Step 4: Simplify right side
    578,326.95x = 155,230,317,175.52
  5. Step 5: Solve for x
    x = 155,230,317,175.52/578,326.95
  6. Step 6: Final answer
    x = 268,412.73

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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.