Home / 694,713.80-1,042,070.70-251,424.20

Finding the Fourth Proportional to 694,713.80, 1,042,070.70 and 251,424.20

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Solution

The fourth proportional to 694,713.80, 1,042,070.70 and 251,424.20 is: 377,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,713.80 : 1,042,070.70 = 251,424.20 : x
  2. Step 2: Convert to fraction form
    694,713.80/1,042,070.70 = 251,424.20/x
  3. Step 3: Cross multiply
    694,713.80x = 1,042,070.70 × 251,424.20
  4. Step 4: Simplify right side
    694,713.80x = 262,001,792,090.94
  5. Step 5: Solve for x
    x = 262,001,792,090.94/694,713.80
  6. Step 6: Final answer
    x = 377,136.30

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Double scale
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Similar ratio
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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.