Home / 906,039.30-1,359,059.26-266,343.02

Finding the Fourth Proportional to 906,039.30, 1,359,059.26 and 266,343.02

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Solution

The fourth proportional to 906,039.30, 1,359,059.26 and 266,343.02 is: 399,514.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,039.30 : 1,359,059.26 = 266,343.02 : x
  2. Step 2: Convert to fraction form
    906,039.30/1,359,059.26 = 266,343.02/x
  3. Step 3: Cross multiply
    906,039.30x = 1,359,059.26 × 266,343.02
  4. Step 4: Simplify right side
    906,039.30x = 361,975,947,667.37
  5. Step 5: Solve for x
    x = 361,975,947,667.37/906,039.30
  6. Step 6: Final answer
    x = 399,514.62

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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.