Home / 900,790.89-1,351,202.00-331,879.16

Finding the Fourth Proportional to 900,790.89, 1,351,202.00 and 331,879.16

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Solution

The fourth proportional to 900,790.89, 1,351,202.00 and 331,879.16 is: 497,824.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,790.89 : 1,351,202.00 = 331,879.16 : x
  2. Step 2: Convert to fraction form
    900,790.89/1,351,202.00 = 331,879.16/x
  3. Step 3: Cross multiply
    900,790.89x = 1,351,202.00 × 331,879.16
  4. Step 4: Simplify right side
    900,790.89x = 448,435,776,334.91
  5. Step 5: Solve for x
    x = 448,435,776,334.91/900,790.89
  6. Step 6: Final answer
    x = 497,824.50

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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.