Home / 341,447.15-512,170.73-163,911.35

Finding the Fourth Proportional to 341,447.15, 512,170.73 and 163,911.35

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Solution

The fourth proportional to 341,447.15, 512,170.73 and 163,911.35 is: 245,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,447.15 : 512,170.73 = 163,911.35 : x
  2. Step 2: Convert to fraction form
    341,447.15/512,170.73 = 163,911.35/x
  3. Step 3: Cross multiply
    341,447.15x = 512,170.73 × 163,911.35
  4. Step 4: Simplify right side
    341,447.15x = 83,950,595,784.79
  5. Step 5: Solve for x
    x = 83,950,595,784.79/341,447.15
  6. Step 6: Final answer
    x = 245,867.03

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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.