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Finding the Fourth Proportional to 595,864.09, 893,514.39 and 216,520.48

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Solution

The fourth proportional to 595,864.09, 893,514.39 and 216,520.48 is: 324,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,864.09 : 893,514.39 = 216,520.48 : x
  2. Step 2: Convert to fraction form
    595,864.09/893,514.39 = 216,520.48/x
  3. Step 3: Cross multiply
    595,864.09x = 893,514.39 × 216,520.48
  4. Step 4: Simplify right side
    595,864.09x = 193,464,164,609.71
  5. Step 5: Solve for x
    x = 193,464,164,609.71/595,864.09
  6. Step 6: Final answer
    x = 324,678.34

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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.