Home / 774,475.24-1,161,770.46-300,957.16

Finding the Fourth Proportional to 774,475.24, 1,161,770.46 and 300,957.16

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Solution

The fourth proportional to 774,475.24, 1,161,770.46 and 300,957.16 is: 451,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,475.24 : 1,161,770.46 = 300,957.16 : x
  2. Step 2: Convert to fraction form
    774,475.24/1,161,770.46 = 300,957.16/x
  3. Step 3: Cross multiply
    774,475.24x = 1,161,770.46 × 300,957.16
  4. Step 4: Simplify right side
    774,475.24x = 349,643,138,213.49
  5. Step 5: Solve for x
    x = 349,643,138,213.49/774,475.24
  6. Step 6: Final answer
    x = 451,458.12

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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.