Home / 774,902.74-1,162,365.72-295,156.95

Finding the Fourth Proportional to 774,902.74, 1,162,365.72 and 295,156.95

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Solution

The fourth proportional to 774,902.74, 1,162,365.72 and 295,156.95 is: 442,739.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,902.74 : 1,162,365.72 = 295,156.95 : x
  2. Step 2: Convert to fraction form
    774,902.74/1,162,365.72 = 295,156.95/x
  3. Step 3: Cross multiply
    774,902.74x = 1,162,365.72 × 295,156.95
  4. Step 4: Simplify right side
    774,902.74x = 343,080,320,699.75
  5. Step 5: Solve for x
    x = 343,080,320,699.75/774,902.74
  6. Step 6: Final answer
    x = 442,739.85

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1.5x scale

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.