Home / 999,393.76-1,499,195.64-325,527.58

Finding the Fourth Proportional to 999,393.76, 1,499,195.64 and 325,527.58

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Solution

The fourth proportional to 999,393.76, 1,499,195.64 and 325,527.58 is: 488,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,393.76 : 1,499,195.64 = 325,527.58 : x
  2. Step 2: Convert to fraction form
    999,393.76/1,499,195.64 = 325,527.58/x
  3. Step 3: Cross multiply
    999,393.76x = 1,499,195.64 × 325,527.58
  4. Step 4: Simplify right side
    999,393.76x = 488,029,528,635.75
  5. Step 5: Solve for x
    x = 488,029,528,635.75/999,393.76
  6. Step 6: Final answer
    x = 488,325.57

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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.