Home / 674,780.20-1,012,181.10-176,144.20

Finding the Fourth Proportional to 674,780.20, 1,012,181.10 and 176,144.20

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Solution

The fourth proportional to 674,780.20, 1,012,181.10 and 176,144.20 is: 264,219.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,780.20 : 1,012,181.10 = 176,144.20 : x
  2. Step 2: Convert to fraction form
    674,780.20/1,012,181.10 = 176,144.20/x
  3. Step 3: Cross multiply
    674,780.20x = 1,012,181.10 × 176,144.20
  4. Step 4: Simplify right side
    674,780.20x = 178,289,830,114.62
  5. Step 5: Solve for x
    x = 178,289,830,114.62/674,780.20
  6. Step 6: Final answer
    x = 264,219.12

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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.