Home / 352,904.85-529,386.03-211,714.97

Finding the Fourth Proportional to 352,904.85, 529,386.03 and 211,714.97

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Solution

The fourth proportional to 352,904.85, 529,386.03 and 211,714.97 is: 317,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,904.85 : 529,386.03 = 211,714.97 : x
  2. Step 2: Convert to fraction form
    352,904.85/529,386.03 = 211,714.97/x
  3. Step 3: Cross multiply
    352,904.85x = 529,386.03 × 211,714.97
  4. Step 4: Simplify right side
    352,904.85x = 112,078,944,812.94
  5. Step 5: Solve for x
    x = 112,078,944,812.94/352,904.85
  6. Step 6: Final answer
    x = 317,589.70

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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.