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Finding the Fourth Proportional to 627,975.96, 941,832 and 207,153.24

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Solution

The fourth proportional to 627,975.96, 941,832 and 207,153.24 is: 310,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,975.96 : 941,832 = 207,153.24 : x
  2. Step 2: Convert to fraction form
    627,975.96/941,832 = 207,153.24/x
  3. Step 3: Cross multiply
    627,975.96x = 941,832 × 207,153.24
  4. Step 4: Simplify right side
    627,975.96x = 195,103,550,335.68
  5. Step 5: Solve for x
    x = 195,103,550,335.68/627,975.96
  6. Step 6: Final answer
    x = 310,686.34

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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.