Home / 1,072,304.21-1,608,099.30-432,442.68

Finding the Fourth Proportional to 1,072,304.21, 1,608,099.30 and 432,442.68

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Solution

The fourth proportional to 1,072,304.21, 1,608,099.30 and 432,442.68 is: 648,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,304.21 : 1,608,099.30 = 432,442.68 : x
  2. Step 2: Convert to fraction form
    1,072,304.21/1,608,099.30 = 432,442.68/x
  3. Step 3: Cross multiply
    1,072,304.21x = 1,608,099.30 × 432,442.68
  4. Step 4: Simplify right side
    1,072,304.21x = 695,410,770,998.12
  5. Step 5: Solve for x
    x = 695,410,770,998.12/1,072,304.21
  6. Step 6: Final answer
    x = 648,520.04

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1.5x scale

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.