Home / 787,383.04-1,181,261.68-254,903.84

Finding the Fourth Proportional to 787,383.04, 1,181,261.68 and 254,903.84

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Solution

The fourth proportional to 787,383.04, 1,181,261.68 and 254,903.84 is: 382,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,383.04 : 1,181,261.68 = 254,903.84 : x
  2. Step 2: Convert to fraction form
    787,383.04/1,181,261.68 = 254,903.84/x
  3. Step 3: Cross multiply
    787,383.04x = 1,181,261.68 × 254,903.84
  4. Step 4: Simplify right side
    787,383.04x = 301,108,138,276.85
  5. Step 5: Solve for x
    x = 301,108,138,276.85/787,383.04
  6. Step 6: Final answer
    x = 382,416.34

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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.