Home / 623,714.72-935,563.77-150,396.21

Finding the Fourth Proportional to 623,714.72, 935,563.77 and 150,396.21

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Solution

The fourth proportional to 623,714.72, 935,563.77 and 150,396.21 is: 225,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,714.72 : 935,563.77 = 150,396.21 : x
  2. Step 2: Convert to fraction form
    623,714.72/935,563.77 = 150,396.21/x
  3. Step 3: Cross multiply
    623,714.72x = 935,563.77 × 150,396.21
  4. Step 4: Simplify right side
    623,714.72x = 140,705,245,221.31
  5. Step 5: Solve for x
    x = 140,705,245,221.31/623,714.72
  6. Step 6: Final answer
    x = 225,592.31

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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.