Home / 999,523.81-1,499,284.54-325,604.01

Finding the Fourth Proportional to 999,523.81, 1,499,284.54 and 325,604.01

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Solution

The fourth proportional to 999,523.81, 1,499,284.54 and 325,604.01 is: 488,405.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,523.81 : 1,499,284.54 = 325,604.01 : x
  2. Step 2: Convert to fraction form
    999,523.81/1,499,284.54 = 325,604.01/x
  3. Step 3: Cross multiply
    999,523.81x = 1,499,284.54 × 325,604.01
  4. Step 4: Simplify right side
    999,523.81x = 488,173,062,552.81
  5. Step 5: Solve for x
    x = 488,173,062,552.81/999,523.81
  6. Step 6: Final answer
    x = 488,405.64

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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.