Home / 374,427.27-516,649.26-213,285.45

Finding the Fourth Proportional to 374,427.27, 516,649.26 and 213,285.45

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Solution

The fourth proportional to 374,427.27, 516,649.26 and 213,285.45 is: 294,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,427.27 : 516,649.26 = 213,285.45 : x
  2. Step 2: Convert to fraction form
    374,427.27/516,649.26 = 213,285.45/x
  3. Step 3: Cross multiply
    374,427.27x = 516,649.26 × 213,285.45
  4. Step 4: Simplify right side
    374,427.27x = 110,193,769,911.27
  5. Step 5: Solve for x
    x = 110,193,769,911.27/374,427.27
  6. Step 6: Final answer
    x = 294,299.53

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