Home / 301,193.28-415,615.92-180,331.43

Finding the Fourth Proportional to 301,193.28, 415,615.92 and 180,331.43

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Solution

The fourth proportional to 301,193.28, 415,615.92 and 180,331.43 is: 248,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,193.28 : 415,615.92 = 180,331.43 : x
  2. Step 2: Convert to fraction form
    301,193.28/415,615.92 = 180,331.43/x
  3. Step 3: Cross multiply
    301,193.28x = 415,615.92 × 180,331.43
  4. Step 4: Simplify right side
    301,193.28x = 74,948,611,106.29
  5. Step 5: Solve for x
    x = 74,948,611,106.29/301,193.28
  6. Step 6: Final answer
    x = 248,838.92

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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.