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Finding the Fourth Proportional to 891,652, 1,337,555.76 and 226,804

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Solution

The fourth proportional to 891,652, 1,337,555.76 and 226,804 is: 340,225.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,652 : 1,337,555.76 = 226,804 : x
  2. Step 2: Convert to fraction form
    891,652/1,337,555.76 = 226,804/x
  3. Step 3: Cross multiply
    891,652x = 1,337,555.76 × 226,804
  4. Step 4: Simplify right side
    891,652x = 303,362,996,591.04
  5. Step 5: Solve for x
    x = 303,362,996,591.04/891,652
  6. Step 6: Final answer
    x = 340,225.78

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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.