Home / 999,526.31-1,499,288.24-325,606.49

Finding the Fourth Proportional to 999,526.31, 1,499,288.24 and 325,606.49

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Solution

The fourth proportional to 999,526.31, 1,499,288.24 and 325,606.49 is: 488,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,526.31 : 1,499,288.24 = 325,606.49 : x
  2. Step 2: Convert to fraction form
    999,526.31/1,499,288.24 = 325,606.49/x
  3. Step 3: Cross multiply
    999,526.31x = 1,499,288.24 × 325,606.49
  4. Step 4: Simplify right side
    999,526.31x = 488,177,974,642.25
  5. Step 5: Solve for x
    x = 488,177,974,642.25/999,526.31
  6. Step 6: Final answer
    x = 488,409.33

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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.