Home / 463,031.07-694,072.98-313,287.18

Finding the Fourth Proportional to 463,031.07, 694,072.98 and 313,287.18

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Solution

The fourth proportional to 463,031.07, 694,072.98 and 313,287.18 is: 469,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,031.07 : 694,072.98 = 313,287.18 : x
  2. Step 2: Convert to fraction form
    463,031.07/694,072.98 = 313,287.18/x
  3. Step 3: Cross multiply
    463,031.07x = 694,072.98 × 313,287.18
  4. Step 4: Simplify right side
    463,031.07x = 217,444,166,618.40
  5. Step 5: Solve for x
    x = 217,444,166,618.40/463,031.07
  6. Step 6: Final answer
    x = 469,610.31

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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.