Home / 646,552.67-969,828.38-173,225.12

Finding the Fourth Proportional to 646,552.67, 969,828.38 and 173,225.12

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Solution

The fourth proportional to 646,552.67, 969,828.38 and 173,225.12 is: 259,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,552.67 : 969,828.38 = 173,225.12 : x
  2. Step 2: Convert to fraction form
    646,552.67/969,828.38 = 173,225.12/x
  3. Step 3: Cross multiply
    646,552.67x = 969,828.38 × 173,225.12
  4. Step 4: Simplify right side
    646,552.67x = 167,998,636,638.78
  5. Step 5: Solve for x
    x = 167,998,636,638.78/646,552.67
  6. Step 6: Final answer
    x = 259,837.51

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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.