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Finding the Fourth Proportional to 301,341.09, 415,846.83 and 165,376.29

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Solution

The fourth proportional to 301,341.09, 415,846.83 and 165,376.29 is: 228,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,341.09 : 415,846.83 = 165,376.29 : x
  2. Step 2: Convert to fraction form
    301,341.09/415,846.83 = 165,376.29/x
  3. Step 3: Cross multiply
    301,341.09x = 415,846.83 × 165,376.29
  4. Step 4: Simplify right side
    301,341.09x = 68,771,205,953.66
  5. Step 5: Solve for x
    x = 68,771,205,953.66/301,341.09
  6. Step 6: Final answer
    x = 228,217.15

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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.