Home / 254,967.24-382,450.78-77,473.64

Finding the Fourth Proportional to 254,967.24, 382,450.78 and 77,473.64

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Solution

The fourth proportional to 254,967.24, 382,450.78 and 77,473.64 is: 116,210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,967.24 : 382,450.78 = 77,473.64 : x
  2. Step 2: Convert to fraction form
    254,967.24/382,450.78 = 77,473.64/x
  3. Step 3: Cross multiply
    254,967.24x = 382,450.78 × 77,473.64
  4. Step 4: Simplify right side
    254,967.24x = 29,629,854,047.44
  5. Step 5: Solve for x
    x = 29,629,854,047.44/254,967.24
  6. Step 6: Final answer
    x = 116,210.44

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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.