Home / 788,163.76-1,182,411.92-255,643.44

Finding the Fourth Proportional to 788,163.76, 1,182,411.92 and 255,643.44

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Solution

The fourth proportional to 788,163.76, 1,182,411.92 and 255,643.44 is: 383,519.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,163.76 : 1,182,411.92 = 255,643.44 : x
  2. Step 2: Convert to fraction form
    788,163.76/1,182,411.92 = 255,643.44/x
  3. Step 3: Cross multiply
    788,163.76x = 1,182,411.92 × 255,643.44
  4. Step 4: Simplify right side
    788,163.76x = 302,275,850,725.81
  5. Step 5: Solve for x
    x = 302,275,850,725.81/788,163.76
  6. Step 6: Final answer
    x = 383,519.09

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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.