Home / 382,035.96-527,371.26-257,884.02

Finding the Fourth Proportional to 382,035.96, 527,371.26 and 257,884.02

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Solution

The fourth proportional to 382,035.96, 527,371.26 and 257,884.02 is: 355,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,035.96 : 527,371.26 = 257,884.02 : x
  2. Step 2: Convert to fraction form
    382,035.96/527,371.26 = 257,884.02/x
  3. Step 3: Cross multiply
    382,035.96x = 527,371.26 × 257,884.02
  4. Step 4: Simplify right side
    382,035.96x = 136,000,619,594.20
  5. Step 5: Solve for x
    x = 136,000,619,594.20/382,035.96
  6. Step 6: Final answer
    x = 355,989.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.