Home / 892,743.64-1,339,117.62-218,827.96

Finding the Fourth Proportional to 892,743.64, 1,339,117.62 and 218,827.96

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Solution

The fourth proportional to 892,743.64, 1,339,117.62 and 218,827.96 is: 328,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,743.64 : 1,339,117.62 = 218,827.96 : x
  2. Step 2: Convert to fraction form
    892,743.64/1,339,117.62 = 218,827.96/x
  3. Step 3: Cross multiply
    892,743.64x = 1,339,117.62 × 218,827.96
  4. Step 4: Simplify right side
    892,743.64x = 293,036,376,984.66
  5. Step 5: Solve for x
    x = 293,036,376,984.66/892,743.64
  6. Step 6: Final answer
    x = 328,242.47

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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.