Home / 903,246.78-1,354,872.51-304,628.43

Finding the Fourth Proportional to 903,246.78, 1,354,872.51 and 304,628.43

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Solution

The fourth proportional to 903,246.78, 1,354,872.51 and 304,628.43 is: 456,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,246.78 : 1,354,872.51 = 304,628.43 : x
  2. Step 2: Convert to fraction form
    903,246.78/1,354,872.51 = 304,628.43/x
  3. Step 3: Cross multiply
    903,246.78x = 1,354,872.51 × 304,628.43
  4. Step 4: Simplify right side
    903,246.78x = 412,732,685,571.46
  5. Step 5: Solve for x
    x = 412,732,685,571.46/903,246.78
  6. Step 6: Final answer
    x = 456,943.43

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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.