Home / 988,025.16-1,363,456.92-558,296

Finding the Fourth Proportional to 988,025.16, 1,363,456.92 and 558,296

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Solution

The fourth proportional to 988,025.16, 1,363,456.92 and 558,296 is: 770,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,025.16 : 1,363,456.92 = 558,296 : x
  2. Step 2: Convert to fraction form
    988,025.16/1,363,456.92 = 558,296/x
  3. Step 3: Cross multiply
    988,025.16x = 1,363,456.92 × 558,296
  4. Step 4: Simplify right side
    988,025.16x = 761,212,544,608.32
  5. Step 5: Solve for x
    x = 761,212,544,608.32/988,025.16
  6. Step 6: Final answer
    x = 770,438.42

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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.