Home / 662,144.31-993,225.57-188,829.72

Finding the Fourth Proportional to 662,144.31, 993,225.57 and 188,829.72

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Solution

The fourth proportional to 662,144.31, 993,225.57 and 188,829.72 is: 283,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,144.31 : 993,225.57 = 188,829.72 : x
  2. Step 2: Convert to fraction form
    662,144.31/993,225.57 = 188,829.72/x
  3. Step 3: Cross multiply
    662,144.31x = 993,225.57 × 188,829.72
  4. Step 4: Simplify right side
    662,144.31x = 187,550,506,279.94
  5. Step 5: Solve for x
    x = 187,550,506,279.94/662,144.31
  6. Step 6: Final answer
    x = 283,247.18

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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.