Home / 999,524.31-1,499,285.29-325,604.52

Finding the Fourth Proportional to 999,524.31, 1,499,285.29 and 325,604.52

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Solution

The fourth proportional to 999,524.31, 1,499,285.29 and 325,604.52 is: 488,406.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,524.31 : 1,499,285.29 = 325,604.52 : x
  2. Step 2: Convert to fraction form
    999,524.31/1,499,285.29 = 325,604.52/x
  3. Step 3: Cross multiply
    999,524.31x = 1,499,285.29 × 325,604.52
  4. Step 4: Simplify right side
    999,524.31x = 488,174,058,069.06
  5. Step 5: Solve for x
    x = 488,174,058,069.06/999,524.31
  6. Step 6: Final answer
    x = 488,406.39

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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.