Home / 305,146.44-457,401.74-102,592.17

Finding the Fourth Proportional to 305,146.44, 457,401.74 and 102,592.17

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Solution

The fourth proportional to 305,146.44, 457,401.74 and 102,592.17 is: 153,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,146.44 : 457,401.74 = 102,592.17 : x
  2. Step 2: Convert to fraction form
    305,146.44/457,401.74 = 102,592.17/x
  3. Step 3: Cross multiply
    305,146.44x = 457,401.74 × 102,592.17
  4. Step 4: Simplify right side
    305,146.44x = 46,925,836,555.42
  5. Step 5: Solve for x
    x = 46,925,836,555.42/305,146.44
  6. Step 6: Final answer
    x = 153,781.37

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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.