Home / 400,714.29-601,292.77-223,321.25

Finding the Fourth Proportional to 400,714.29, 601,292.77 and 223,321.25

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Solution

The fourth proportional to 400,714.29, 601,292.77 and 223,321.25 is: 335,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,714.29 : 601,292.77 = 223,321.25 : x
  2. Step 2: Convert to fraction form
    400,714.29/601,292.77 = 223,321.25/x
  3. Step 3: Cross multiply
    400,714.29x = 601,292.77 × 223,321.25
  4. Step 4: Simplify right side
    400,714.29x = 134,281,453,957.29
  5. Step 5: Solve for x
    x = 134,281,453,957.29/400,714.29
  6. Step 6: Final answer
    x = 335,105.23

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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.