Home / 999,526.56-1,499,288.62-325,606.74

Finding the Fourth Proportional to 999,526.56, 1,499,288.62 and 325,606.74

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Solution

The fourth proportional to 999,526.56, 1,499,288.62 and 325,606.74 is: 488,409.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,526.56 : 1,499,288.62 = 325,606.74 : x
  2. Step 2: Convert to fraction form
    999,526.56/1,499,288.62 = 325,606.74/x
  3. Step 3: Cross multiply
    999,526.56x = 1,499,288.62 × 325,606.74
  4. Step 4: Simplify right side
    999,526.56x = 488,178,471,566.84
  5. Step 5: Solve for x
    x = 488,178,471,566.84/999,526.56
  6. Step 6: Final answer
    x = 488,409.71

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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.