Home / 558,568.39-837,196.49-258,414.95

Finding the Fourth Proportional to 558,568.39, 837,196.49 and 258,414.95

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Solution

The fourth proportional to 558,568.39, 837,196.49 and 258,414.95 is: 387,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,568.39 : 837,196.49 = 258,414.95 : x
  2. Step 2: Convert to fraction form
    558,568.39/837,196.49 = 258,414.95/x
  3. Step 3: Cross multiply
    558,568.39x = 837,196.49 × 258,414.95
  4. Step 4: Simplify right side
    558,568.39x = 216,344,089,103.53
  5. Step 5: Solve for x
    x = 216,344,089,103.53/558,568.39
  6. Step 6: Final answer
    x = 387,318.89

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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.