Home / 646,773.46-970,085.86-173,421.61

Finding the Fourth Proportional to 646,773.46, 970,085.86 and 173,421.61

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Solution

The fourth proportional to 646,773.46, 970,085.86 and 173,421.61 is: 260,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,773.46 : 970,085.86 = 173,421.61 : x
  2. Step 2: Convert to fraction form
    646,773.46/970,085.86 = 173,421.61/x
  3. Step 3: Cross multiply
    646,773.46x = 970,085.86 × 173,421.61
  4. Step 4: Simplify right side
    646,773.46x = 168,233,851,679.44
  5. Step 5: Solve for x
    x = 168,233,851,679.44/646,773.46
  6. Step 6: Final answer
    x = 260,112.48

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1.5x scale

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.