Home / 301,083.28-415,500.64-165,108.60

Finding the Fourth Proportional to 301,083.28, 415,500.64 and 165,108.60

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Solution

The fourth proportional to 301,083.28, 415,500.64 and 165,108.60 is: 227,853.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,083.28 : 415,500.64 = 165,108.60 : x
  2. Step 2: Convert to fraction form
    301,083.28/415,500.64 = 165,108.60/x
  3. Step 3: Cross multiply
    301,083.28x = 415,500.64 × 165,108.60
  4. Step 4: Simplify right side
    301,083.28x = 68,602,728,969.50
  5. Step 5: Solve for x
    x = 68,602,728,969.50/301,083.28
  6. Step 6: Final answer
    x = 227,853.00

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1.5x scale

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.