Home / 702,863.38-1,054,285.60-170,389

Finding the Fourth Proportional to 702,863.38, 1,054,285.60 and 170,389

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Solution

The fourth proportional to 702,863.38, 1,054,285.60 and 170,389 is: 255,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,863.38 : 1,054,285.60 = 170,389 : x
  2. Step 2: Convert to fraction form
    702,863.38/1,054,285.60 = 170,389/x
  3. Step 3: Cross multiply
    702,863.38x = 1,054,285.60 × 170,389
  4. Step 4: Simplify right side
    702,863.38x = 179,638,669,098.40
  5. Step 5: Solve for x
    x = 179,638,669,098.40/702,863.38
  6. Step 6: Final answer
    x = 255,581.20

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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.