Home / 787,415.42-1,181,311.26-254,937.02

Finding the Fourth Proportional to 787,415.42, 1,181,311.26 and 254,937.02

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Solution

The fourth proportional to 787,415.42, 1,181,311.26 and 254,937.02 is: 382,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,415.42 : 1,181,311.26 = 254,937.02 : x
  2. Step 2: Convert to fraction form
    787,415.42/1,181,311.26 = 254,937.02/x
  3. Step 3: Cross multiply
    787,415.42x = 1,181,311.26 × 254,937.02
  4. Step 4: Simplify right side
    787,415.42x = 301,159,965,454.28
  5. Step 5: Solve for x
    x = 301,159,965,454.28/787,415.42
  6. Step 6: Final answer
    x = 382,466.43

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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.