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Finding the Fourth Proportional to 604,105.20, 906,110.37 and 351,224.46

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Solution

The fourth proportional to 604,105.20, 906,110.37 and 351,224.46 is: 526,809.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,105.20 : 906,110.37 = 351,224.46 : x
  2. Step 2: Convert to fraction form
    604,105.20/906,110.37 = 351,224.46/x
  3. Step 3: Cross multiply
    604,105.20x = 906,110.37 × 351,224.46
  4. Step 4: Simplify right side
    604,105.20x = 318,248,125,403.65
  5. Step 5: Solve for x
    x = 318,248,125,403.65/604,105.20
  6. Step 6: Final answer
    x = 526,809.11

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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.