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Finding the Fourth Proportional to 232,832.80, 348,730.80 and 191,360.80

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Solution

The fourth proportional to 232,832.80, 348,730.80 and 191,360.80 is: 286,615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,832.80 : 348,730.80 = 191,360.80 : x
  2. Step 2: Convert to fraction form
    232,832.80/348,730.80 = 191,360.80/x
  3. Step 3: Cross multiply
    232,832.80x = 348,730.80 × 191,360.80
  4. Step 4: Simplify right side
    232,832.80x = 66,733,404,872.64
  5. Step 5: Solve for x
    x = 66,733,404,872.64/232,832.80
  6. Step 6: Final answer
    x = 286,615.14

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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.