Home / 809,301.98-1,214,148.44-303,868.46

Finding the Fourth Proportional to 809,301.98, 1,214,148.44 and 303,868.46

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Solution

The fourth proportional to 809,301.98, 1,214,148.44 and 303,868.46 is: 455,876.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,301.98 : 1,214,148.44 = 303,868.46 : x
  2. Step 2: Convert to fraction form
    809,301.98/1,214,148.44 = 303,868.46/x
  3. Step 3: Cross multiply
    809,301.98x = 1,214,148.44 × 303,868.46
  4. Step 4: Simplify right side
    809,301.98x = 368,941,411,363.13
  5. Step 5: Solve for x
    x = 368,941,411,363.13/809,301.98
  6. Step 6: Final answer
    x = 455,876.08

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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.