Home / 774,353.39-1,160,768.27-325,201.91

Finding the Fourth Proportional to 774,353.39, 1,160,768.27 and 325,201.91

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Solution

The fourth proportional to 774,353.39, 1,160,768.27 and 325,201.91 is: 487,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,353.39 : 1,160,768.27 = 325,201.91 : x
  2. Step 2: Convert to fraction form
    774,353.39/1,160,768.27 = 325,201.91/x
  3. Step 3: Cross multiply
    774,353.39x = 1,160,768.27 × 325,201.91
  4. Step 4: Simplify right side
    774,353.39x = 377,484,053,480.56
  5. Step 5: Solve for x
    x = 377,484,053,480.56/774,353.39
  6. Step 6: Final answer
    x = 487,482.93

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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.