Home / 358,822.78-538,047.30-169,232.23

Finding the Fourth Proportional to 358,822.78, 538,047.30 and 169,232.23

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Solution

The fourth proportional to 358,822.78, 538,047.30 and 169,232.23 is: 253,760.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,822.78 : 538,047.30 = 169,232.23 : x
  2. Step 2: Convert to fraction form
    358,822.78/538,047.30 = 169,232.23/x
  3. Step 3: Cross multiply
    358,822.78x = 538,047.30 × 169,232.23
  4. Step 4: Simplify right side
    358,822.78x = 91,054,944,424.48
  5. Step 5: Solve for x
    x = 91,054,944,424.48/358,822.78
  6. Step 6: Final answer
    x = 253,760.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.