Home / 550,786.05-760,331.31-336,011.70

Finding the Fourth Proportional to 550,786.05, 760,331.31 and 336,011.70

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Solution

The fourth proportional to 550,786.05, 760,331.31 and 336,011.70 is: 463,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,786.05 : 760,331.31 = 336,011.70 : x
  2. Step 2: Convert to fraction form
    550,786.05/760,331.31 = 336,011.70/x
  3. Step 3: Cross multiply
    550,786.05x = 760,331.31 × 336,011.70
  4. Step 4: Simplify right side
    550,786.05x = 255,480,216,036.33
  5. Step 5: Solve for x
    x = 255,480,216,036.33/550,786.05
  6. Step 6: Final answer
    x = 463,846.56

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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.