Home / 774,772.53-1,161,493.17-269,267.82

Finding the Fourth Proportional to 774,772.53, 1,161,493.17 and 269,267.82

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Solution

The fourth proportional to 774,772.53, 1,161,493.17 and 269,267.82 is: 403,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,772.53 : 1,161,493.17 = 269,267.82 : x
  2. Step 2: Convert to fraction form
    774,772.53/1,161,493.17 = 269,267.82/x
  3. Step 3: Cross multiply
    774,772.53x = 1,161,493.17 × 269,267.82
  4. Step 4: Simplify right side
    774,772.53x = 312,752,733,830.79
  5. Step 5: Solve for x
    x = 312,752,733,830.79/774,772.53
  6. Step 6: Final answer
    x = 403,670.40

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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.