Home / 487,921.24-673,334.74-273,081.30

Finding the Fourth Proportional to 487,921.24, 673,334.74 and 273,081.30

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Solution

The fourth proportional to 487,921.24, 673,334.74 and 273,081.30 is: 376,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,921.24 : 673,334.74 = 273,081.30 : x
  2. Step 2: Convert to fraction form
    487,921.24/673,334.74 = 273,081.30/x
  3. Step 3: Cross multiply
    487,921.24x = 673,334.74 × 273,081.30
  4. Step 4: Simplify right side
    487,921.24x = 183,875,126,134.36
  5. Step 5: Solve for x
    x = 183,875,126,134.36/487,921.24
  6. Step 6: Final answer
    x = 376,854.11

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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.