Home / 374,407.13-516,622.11-213,265.37

Finding the Fourth Proportional to 374,407.13, 516,622.11 and 213,265.37

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Solution

The fourth proportional to 374,407.13, 516,622.11 and 213,265.37 is: 294,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,407.13 : 516,622.11 = 213,265.37 : x
  2. Step 2: Convert to fraction form
    374,407.13/516,622.11 = 213,265.37/x
  3. Step 3: Cross multiply
    374,407.13x = 516,622.11 × 213,265.37
  4. Step 4: Simplify right side
    374,407.13x = 110,177,605,439.33
  5. Step 5: Solve for x
    x = 110,177,605,439.33/374,407.13
  6. Step 6: Final answer
    x = 294,272.19

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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.