Home / 674,864.70-1,012,685.85-254,442.30

Finding the Fourth Proportional to 674,864.70, 1,012,685.85 and 254,442.30

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Solution

The fourth proportional to 674,864.70, 1,012,685.85 and 254,442.30 is: 381,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,864.70 : 1,012,685.85 = 254,442.30 : x
  2. Step 2: Convert to fraction form
    674,864.70/1,012,685.85 = 254,442.30/x
  3. Step 3: Cross multiply
    674,864.70x = 1,012,685.85 × 254,442.30
  4. Step 4: Simplify right side
    674,864.70x = 257,670,116,851.46
  5. Step 5: Solve for x
    x = 257,670,116,851.46/674,864.70
  6. Step 6: Final answer
    x = 381,810.04

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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.