Home / 906,010.20-1,359,015.54-266,313.96

Finding the Fourth Proportional to 906,010.20, 1,359,015.54 and 266,313.96

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Solution

The fourth proportional to 906,010.20, 1,359,015.54 and 266,313.96 is: 399,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,010.20 : 1,359,015.54 = 266,313.96 : x
  2. Step 2: Convert to fraction form
    906,010.20/1,359,015.54 = 266,313.96/x
  3. Step 3: Cross multiply
    906,010.20x = 1,359,015.54 × 266,313.96
  4. Step 4: Simplify right side
    906,010.20x = 361,924,810,158.94
  5. Step 5: Solve for x
    x = 361,924,810,158.94/906,010.20
  6. Step 6: Final answer
    x = 399,471.01

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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.