Home / 326,856.24-450,931.91-189,009.69

Finding the Fourth Proportional to 326,856.24, 450,931.91 and 189,009.69

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Solution

The fourth proportional to 326,856.24, 450,931.91 and 189,009.69 is: 260,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,856.24 : 450,931.91 = 189,009.69 : x
  2. Step 2: Convert to fraction form
    326,856.24/450,931.91 = 189,009.69/x
  3. Step 3: Cross multiply
    326,856.24x = 450,931.91 × 189,009.69
  4. Step 4: Simplify right side
    326,856.24x = 85,230,501,175.01
  5. Step 5: Solve for x
    x = 85,230,501,175.01/326,856.24
  6. Step 6: Final answer
    x = 260,758.37

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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.