Home / 349,028.15-523,655.08-171,410.60

Finding the Fourth Proportional to 349,028.15, 523,655.08 and 171,410.60

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Solution

The fourth proportional to 349,028.15, 523,655.08 and 171,410.60 is: 257,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,028.15 : 523,655.08 = 171,410.60 : x
  2. Step 2: Convert to fraction form
    349,028.15/523,655.08 = 171,410.60/x
  3. Step 3: Cross multiply
    349,028.15x = 523,655.08 × 171,410.60
  4. Step 4: Simplify right side
    349,028.15x = 89,760,032,336.46
  5. Step 5: Solve for x
    x = 89,760,032,336.46/349,028.15
  6. Step 6: Final answer
    x = 257,171.33

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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.