Home / 670,830.56-1,006,246.56-172,194.56

Finding the Fourth Proportional to 670,830.56, 1,006,246.56 and 172,194.56

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Solution

The fourth proportional to 670,830.56, 1,006,246.56 and 172,194.56 is: 258,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,830.56 : 1,006,246.56 = 172,194.56 : x
  2. Step 2: Convert to fraction form
    670,830.56/1,006,246.56 = 172,194.56/x
  3. Step 3: Cross multiply
    670,830.56x = 1,006,246.56 × 172,194.56
  4. Step 4: Simplify right side
    670,830.56x = 173,270,183,650.71
  5. Step 5: Solve for x
    x = 173,270,183,650.71/670,830.56
  6. Step 6: Final answer
    x = 258,292.02

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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.