Home / 374,701.35-517,075.07-213,608.33

Finding the Fourth Proportional to 374,701.35, 517,075.07 and 213,608.33

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Solution

The fourth proportional to 374,701.35, 517,075.07 and 213,608.33 is: 294,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,701.35 : 517,075.07 = 213,608.33 : x
  2. Step 2: Convert to fraction form
    374,701.35/517,075.07 = 213,608.33/x
  3. Step 3: Cross multiply
    374,701.35x = 517,075.07 × 213,608.33
  4. Step 4: Simplify right side
    374,701.35x = 110,451,542,187.33
  5. Step 5: Solve for x
    x = 110,451,542,187.33/374,701.35
  6. Step 6: Final answer
    x = 294,772.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.