Home / 777,937.23-1,073,549.39-451,316.30

Finding the Fourth Proportional to 777,937.23, 1,073,549.39 and 451,316.30

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Solution

The fourth proportional to 777,937.23, 1,073,549.39 and 451,316.30 is: 622,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,937.23 : 1,073,549.39 = 451,316.30 : x
  2. Step 2: Convert to fraction form
    777,937.23/1,073,549.39 = 451,316.30/x
  3. Step 3: Cross multiply
    777,937.23x = 1,073,549.39 × 451,316.30
  4. Step 4: Simplify right side
    777,937.23x = 484,510,330,937.73
  5. Step 5: Solve for x
    x = 484,510,330,937.73/777,937.23
  6. Step 6: Final answer
    x = 622,814.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.