Home / 495,764.40-743,664.21-158,761.26

Finding the Fourth Proportional to 495,764.40, 743,664.21 and 158,761.26

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Solution

The fourth proportional to 495,764.40, 743,664.21 and 158,761.26 is: 238,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,764.40 : 743,664.21 = 158,761.26 : x
  2. Step 2: Convert to fraction form
    495,764.40/743,664.21 = 158,761.26/x
  3. Step 3: Cross multiply
    495,764.40x = 743,664.21 × 158,761.26
  4. Step 4: Simplify right side
    495,764.40x = 118,065,066,996.51
  5. Step 5: Solve for x
    x = 118,065,066,996.51/495,764.40
  6. Step 6: Final answer
    x = 238,147.53

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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.