Home / 282,379.07-423,568.76-177,271.85

Finding the Fourth Proportional to 282,379.07, 423,568.76 and 177,271.85

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Solution

The fourth proportional to 282,379.07, 423,568.76 and 177,271.85 is: 265,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,379.07 : 423,568.76 = 177,271.85 : x
  2. Step 2: Convert to fraction form
    282,379.07/423,568.76 = 177,271.85/x
  3. Step 3: Cross multiply
    282,379.07x = 423,568.76 × 177,271.85
  4. Step 4: Simplify right side
    282,379.07x = 75,086,817,687.41
  5. Step 5: Solve for x
    x = 75,086,817,687.41/282,379.07
  6. Step 6: Final answer
    x = 265,907.87

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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.