Home / 1,105,336.36-1,658,040.06-306,625.96

Finding the Fourth Proportional to 1,105,336.36, 1,658,040.06 and 306,625.96

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Solution

The fourth proportional to 1,105,336.36, 1,658,040.06 and 306,625.96 is: 459,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,336.36 : 1,658,040.06 = 306,625.96 : x
  2. Step 2: Convert to fraction form
    1,105,336.36/1,658,040.06 = 306,625.96/x
  3. Step 3: Cross multiply
    1,105,336.36x = 1,658,040.06 × 306,625.96
  4. Step 4: Simplify right side
    1,105,336.36x = 508,398,125,115.96
  5. Step 5: Solve for x
    x = 508,398,125,115.96/1,105,336.36
  6. Step 6: Final answer
    x = 459,948.79

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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.