Home / 767,679.10-1,151,261.32-255,226.02

Finding the Fourth Proportional to 767,679.10, 1,151,261.32 and 255,226.02

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Solution

The fourth proportional to 767,679.10, 1,151,261.32 and 255,226.02 is: 382,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,679.10 : 1,151,261.32 = 255,226.02 : x
  2. Step 2: Convert to fraction form
    767,679.10/1,151,261.32 = 255,226.02/x
  3. Step 3: Cross multiply
    767,679.10x = 1,151,261.32 × 255,226.02
  4. Step 4: Simplify right side
    767,679.10x = 293,831,844,683.55
  5. Step 5: Solve for x
    x = 293,831,844,683.55/767,679.10
  6. Step 6: Final answer
    x = 382,753.48

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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.