Home / 464,645.22-697,040.72-198,407.13

Finding the Fourth Proportional to 464,645.22, 697,040.72 and 198,407.13

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Solution

The fourth proportional to 464,645.22, 697,040.72 and 198,407.13 is: 297,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,645.22 : 697,040.72 = 198,407.13 : x
  2. Step 2: Convert to fraction form
    464,645.22/697,040.72 = 198,407.13/x
  3. Step 3: Cross multiply
    464,645.22x = 697,040.72 × 198,407.13
  4. Step 4: Simplify right side
    464,645.22x = 138,297,848,748.33
  5. Step 5: Solve for x
    x = 138,297,848,748.33/464,645.22
  6. Step 6: Final answer
    x = 297,641.82

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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.