Home / 774,739.88-1,162,185.34-301,463.72

Finding the Fourth Proportional to 774,739.88, 1,162,185.34 and 301,463.72

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Solution

The fourth proportional to 774,739.88, 1,162,185.34 and 301,463.72 is: 452,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,739.88 : 1,162,185.34 = 301,463.72 : x
  2. Step 2: Convert to fraction form
    774,739.88/1,162,185.34 = 301,463.72/x
  3. Step 3: Cross multiply
    774,739.88x = 1,162,185.34 × 301,463.72
  4. Step 4: Simplify right side
    774,739.88x = 350,356,715,925.87
  5. Step 5: Solve for x
    x = 350,356,715,925.87/774,739.88
  6. Step 6: Final answer
    x = 452,224.97

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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.