Home / 627,629.53-941,569.58-328,244.89

Finding the Fourth Proportional to 627,629.53, 941,569.58 and 328,244.89

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Solution

The fourth proportional to 627,629.53, 941,569.58 and 328,244.89 is: 492,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,629.53 : 941,569.58 = 328,244.89 : x
  2. Step 2: Convert to fraction form
    627,629.53/941,569.58 = 328,244.89/x
  3. Step 3: Cross multiply
    627,629.53x = 941,569.58 × 328,244.89
  4. Step 4: Simplify right side
    627,629.53x = 309,065,401,573.22
  5. Step 5: Solve for x
    x = 309,065,401,573.22/627,629.53
  6. Step 6: Final answer
    x = 492,432.86

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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.