Home / 456,132.17-629,460.82-254,928.17

Finding the Fourth Proportional to 456,132.17, 629,460.82 and 254,928.17

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Solution

The fourth proportional to 456,132.17, 629,460.82 and 254,928.17 is: 351,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,132.17 : 629,460.82 = 254,928.17 : x
  2. Step 2: Convert to fraction form
    456,132.17/629,460.82 = 254,928.17/x
  3. Step 3: Cross multiply
    456,132.17x = 629,460.82 × 254,928.17
  4. Step 4: Simplify right side
    456,132.17x = 160,467,293,654.66
  5. Step 5: Solve for x
    x = 160,467,293,654.66/456,132.17
  6. Step 6: Final answer
    x = 351,799.99

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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.