Home / 708,890.18-1,062,906.98-282,491.60

Finding the Fourth Proportional to 708,890.18, 1,062,906.98 and 282,491.60

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Solution

The fourth proportional to 708,890.18, 1,062,906.98 and 282,491.60 is: 423,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,890.18 : 1,062,906.98 = 282,491.60 : x
  2. Step 2: Convert to fraction form
    708,890.18/1,062,906.98 = 282,491.60/x
  3. Step 3: Cross multiply
    708,890.18x = 1,062,906.98 × 282,491.60
  4. Step 4: Simplify right side
    708,890.18x = 300,262,286,704.38
  5. Step 5: Solve for x
    x = 300,262,286,704.38/708,890.18
  6. Step 6: Final answer
    x = 423,566.72

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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.