Home / 714,231.12-1,071,625.47-314,591.70

Finding the Fourth Proportional to 714,231.12, 1,071,625.47 and 314,591.70

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Solution

The fourth proportional to 714,231.12, 1,071,625.47 and 314,591.70 is: 472,010.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,231.12 : 1,071,625.47 = 314,591.70 : x
  2. Step 2: Convert to fraction form
    714,231.12/1,071,625.47 = 314,591.70/x
  3. Step 3: Cross multiply
    714,231.12x = 1,071,625.47 × 314,591.70
  4. Step 4: Simplify right side
    714,231.12x = 337,124,476,797.64
  5. Step 5: Solve for x
    x = 337,124,476,797.64/714,231.12
  6. Step 6: Final answer
    x = 472,010.34

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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.