Home / 265,180.09-397,306.01-180,665.91

Finding the Fourth Proportional to 265,180.09, 397,306.01 and 180,665.91

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Solution

The fourth proportional to 265,180.09, 397,306.01 and 180,665.91 is: 270,682.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,180.09 : 397,306.01 = 180,665.91 : x
  2. Step 2: Convert to fraction form
    265,180.09/397,306.01 = 180,665.91/x
  3. Step 3: Cross multiply
    265,180.09x = 397,306.01 × 180,665.91
  4. Step 4: Simplify right side
    265,180.09x = 71,779,651,845.12
  5. Step 5: Solve for x
    x = 71,779,651,845.12/265,180.09
  6. Step 6: Final answer
    x = 270,682.66

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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.