Home / 762,694.62-1,052,530.86-440,432.88

Finding the Fourth Proportional to 762,694.62, 1,052,530.86 and 440,432.88

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Solution

The fourth proportional to 762,694.62, 1,052,530.86 and 440,432.88 is: 607,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,694.62 : 1,052,530.86 = 440,432.88 : x
  2. Step 2: Convert to fraction form
    762,694.62/1,052,530.86 = 440,432.88/x
  3. Step 3: Cross multiply
    762,694.62x = 1,052,530.86 × 440,432.88
  4. Step 4: Simplify right side
    762,694.62x = 463,569,197,958.68
  5. Step 5: Solve for x
    x = 463,569,197,958.68/762,694.62
  6. Step 6: Final answer
    x = 607,804.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.