Home / 774,727.46-1,159,591.34-400,235.30

Finding the Fourth Proportional to 774,727.46, 1,159,591.34 and 400,235.30

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Solution

The fourth proportional to 774,727.46, 1,159,591.34 and 400,235.30 is: 599,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,727.46 : 1,159,591.34 = 400,235.30 : x
  2. Step 2: Convert to fraction form
    774,727.46/1,159,591.34 = 400,235.30/x
  3. Step 3: Cross multiply
    774,727.46x = 1,159,591.34 × 400,235.30
  4. Step 4: Simplify right side
    774,727.46x = 464,109,387,842.30
  5. Step 5: Solve for x
    x = 464,109,387,842.30/774,727.46
  6. Step 6: Final answer
    x = 599,061.49

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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.