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Finding the Fourth Proportional to 301,115.52, 415,509.48 and 173,832.12

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Solution

The fourth proportional to 301,115.52, 415,509.48 and 173,832.12 is: 239,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,115.52 : 415,509.48 = 173,832.12 : x
  2. Step 2: Convert to fraction form
    301,115.52/415,509.48 = 173,832.12/x
  3. Step 3: Cross multiply
    301,115.52x = 415,509.48 × 173,832.12
  4. Step 4: Simplify right side
    301,115.52x = 72,228,893,788.50
  5. Step 5: Solve for x
    x = 72,228,893,788.50/301,115.52
  6. Step 6: Final answer
    x = 239,871.04

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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.