Home / 558,677.08-771,057.38-329,161

Finding the Fourth Proportional to 558,677.08, 771,057.38 and 329,161

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Solution

The fourth proportional to 558,677.08, 771,057.38 and 329,161 is: 454,291.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,677.08 : 771,057.38 = 329,161 : x
  2. Step 2: Convert to fraction form
    558,677.08/771,057.38 = 329,161/x
  3. Step 3: Cross multiply
    558,677.08x = 771,057.38 × 329,161
  4. Step 4: Simplify right side
    558,677.08x = 253,802,018,258.18
  5. Step 5: Solve for x
    x = 253,802,018,258.18/558,677.08
  6. Step 6: Final answer
    x = 454,291.09

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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.