Home / 374,091.23-516,247.47-210,749.69

Finding the Fourth Proportional to 374,091.23, 516,247.47 and 210,749.69

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Solution

The fourth proportional to 374,091.23, 516,247.47 and 210,749.69 is: 290,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,091.23 : 516,247.47 = 210,749.69 : x
  2. Step 2: Convert to fraction form
    374,091.23/516,247.47 = 210,749.69/x
  3. Step 3: Cross multiply
    374,091.23x = 516,247.47 × 210,749.69
  4. Step 4: Simplify right side
    374,091.23x = 108,798,993,738.91
  5. Step 5: Solve for x
    x = 108,798,993,738.91/374,091.23
  6. Step 6: Final answer
    x = 290,835.46

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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.