Home / 674,680.44-1,012,186.74-475,390.02

Finding the Fourth Proportional to 674,680.44, 1,012,186.74 and 475,390.02

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Solution

The fourth proportional to 674,680.44, 1,012,186.74 and 475,390.02 is: 713,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,680.44 : 1,012,186.74 = 475,390.02 : x
  2. Step 2: Convert to fraction form
    674,680.44/1,012,186.74 = 475,390.02/x
  3. Step 3: Cross multiply
    674,680.44x = 1,012,186.74 × 475,390.02
  4. Step 4: Simplify right side
    674,680.44x = 481,183,474,572.34
  5. Step 5: Solve for x
    x = 481,183,474,572.34/674,680.44
  6. Step 6: Final answer
    x = 713,202.05

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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.