Home / 903,664.62-1,355,103.18-304,514.10

Finding the Fourth Proportional to 903,664.62, 1,355,103.18 and 304,514.10

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Solution

The fourth proportional to 903,664.62, 1,355,103.18 and 304,514.10 is: 456,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,664.62 : 1,355,103.18 = 304,514.10 : x
  2. Step 2: Convert to fraction form
    903,664.62/1,355,103.18 = 304,514.10/x
  3. Step 3: Cross multiply
    903,664.62x = 1,355,103.18 × 304,514.10
  4. Step 4: Simplify right side
    903,664.62x = 412,648,025,264.84
  5. Step 5: Solve for x
    x = 412,648,025,264.84/903,664.62
  6. Step 6: Final answer
    x = 456,638.47

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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.