Home / 456,180.04-629,517.32-252,225.78

Finding the Fourth Proportional to 456,180.04, 629,517.32 and 252,225.78

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Solution

The fourth proportional to 456,180.04, 629,517.32 and 252,225.78 is: 348,065.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,180.04 : 629,517.32 = 252,225.78 : x
  2. Step 2: Convert to fraction form
    456,180.04/629,517.32 = 252,225.78/x
  3. Step 3: Cross multiply
    456,180.04x = 629,517.32 × 252,225.78
  4. Step 4: Simplify right side
    456,180.04x = 158,780,495,799.38
  5. Step 5: Solve for x
    x = 158,780,495,799.38/456,180.04
  6. Step 6: Final answer
    x = 348,065.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.