Home / 999,685.55-1,499,374.26-325,765.14

Finding the Fourth Proportional to 999,685.55, 1,499,374.26 and 325,765.14

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Solution

The fourth proportional to 999,685.55, 1,499,374.26 and 325,765.14 is: 488,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,685.55 : 1,499,374.26 = 325,765.14 : x
  2. Step 2: Convert to fraction form
    999,685.55/1,499,374.26 = 325,765.14/x
  3. Step 3: Cross multiply
    999,685.55x = 1,499,374.26 × 325,765.14
  4. Step 4: Simplify right side
    999,685.55x = 488,443,865,721.30
  5. Step 5: Solve for x
    x = 488,443,865,721.30/999,685.55
  6. Step 6: Final answer
    x = 488,597.51

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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.