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Finding the Fourth Proportional to 293,162.65, 439,808.46 and 166,862.32

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Solution

The fourth proportional to 293,162.65, 439,808.46 and 166,862.32 is: 250,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,162.65 : 439,808.46 = 166,862.32 : x
  2. Step 2: Convert to fraction form
    293,162.65/439,808.46 = 166,862.32/x
  3. Step 3: Cross multiply
    293,162.65x = 439,808.46 × 166,862.32
  4. Step 4: Simplify right side
    293,162.65x = 73,387,459,991.23
  5. Step 5: Solve for x
    x = 73,387,459,991.23/293,162.65
  6. Step 6: Final answer
    x = 250,330.18

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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.