Home / 768,418.48-1,152,777.12-295,069.04

Finding the Fourth Proportional to 768,418.48, 1,152,777.12 and 295,069.04

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Solution

The fourth proportional to 768,418.48, 1,152,777.12 and 295,069.04 is: 442,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,418.48 : 1,152,777.12 = 295,069.04 : x
  2. Step 2: Convert to fraction form
    768,418.48/1,152,777.12 = 295,069.04/x
  3. Step 3: Cross multiply
    768,418.48x = 1,152,777.12 × 295,069.04
  4. Step 4: Simplify right side
    768,418.48x = 340,148,838,132.37
  5. Step 5: Solve for x
    x = 340,148,838,132.37/768,418.48
  6. Step 6: Final answer
    x = 442,660.93

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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.