Home / 767,477.90-1,150,967.74-255,005.41

Finding the Fourth Proportional to 767,477.90, 1,150,967.74 and 255,005.41

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Solution

The fourth proportional to 767,477.90, 1,150,967.74 and 255,005.41 is: 382,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,477.90 : 1,150,967.74 = 255,005.41 : x
  2. Step 2: Convert to fraction form
    767,477.90/1,150,967.74 = 255,005.41/x
  3. Step 3: Cross multiply
    767,477.90x = 1,150,967.74 × 255,005.41
  4. Step 4: Simplify right side
    767,477.90x = 293,503,002,793.84
  5. Step 5: Solve for x
    x = 293,503,002,793.84/767,477.90
  6. Step 6: Final answer
    x = 382,425.35

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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.