Home / 326,452.03-487,027.17-308,795.65

Finding the Fourth Proportional to 326,452.03, 487,027.17 and 308,795.65

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Solution

The fourth proportional to 326,452.03, 487,027.17 and 308,795.65 is: 460,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,452.03 : 487,027.17 = 308,795.65 : x
  2. Step 2: Convert to fraction form
    326,452.03/487,027.17 = 308,795.65/x
  3. Step 3: Cross multiply
    326,452.03x = 487,027.17 × 308,795.65
  4. Step 4: Simplify right side
    326,452.03x = 150,391,871,527.81
  5. Step 5: Solve for x
    x = 150,391,871,527.81/326,452.03
  6. Step 6: Final answer
    x = 460,685.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.