Home / 494,107-742,152.30-294,816.28

Finding the Fourth Proportional to 494,107, 742,152.30 and 294,816.28

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Solution

The fourth proportional to 494,107, 742,152.30 and 294,816.28 is: 442,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,107 : 742,152.30 = 294,816.28 : x
  2. Step 2: Convert to fraction form
    494,107/742,152.30 = 294,816.28/x
  3. Step 3: Cross multiply
    494,107x = 742,152.30 × 294,816.28
  4. Step 4: Simplify right side
    494,107x = 218,798,580,279.44
  5. Step 5: Solve for x
    x = 218,798,580,279.44/494,107
  6. Step 6: Final answer
    x = 442,816.19

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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.