Home / 646,019.62-968,955.49-172,741.89

Finding the Fourth Proportional to 646,019.62, 968,955.49 and 172,741.89

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Solution

The fourth proportional to 646,019.62, 968,955.49 and 172,741.89 is: 259,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,019.62 : 968,955.49 = 172,741.89 : x
  2. Step 2: Convert to fraction form
    646,019.62/968,955.49 = 172,741.89/x
  3. Step 3: Cross multiply
    646,019.62x = 968,955.49 × 172,741.89
  4. Step 4: Simplify right side
    646,019.62x = 167,379,197,823.70
  5. Step 5: Solve for x
    x = 167,379,197,823.70/646,019.62
  6. Step 6: Final answer
    x = 259,093.06

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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.