Home / 1,063,447.64-1,595,171.46-432,213.56

Finding the Fourth Proportional to 1,063,447.64, 1,595,171.46 and 432,213.56

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Solution

The fourth proportional to 1,063,447.64, 1,595,171.46 and 432,213.56 is: 648,320.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,447.64 : 1,595,171.46 = 432,213.56 : x
  2. Step 2: Convert to fraction form
    1,063,447.64/1,595,171.46 = 432,213.56/x
  3. Step 3: Cross multiply
    1,063,447.64x = 1,595,171.46 × 432,213.56
  4. Step 4: Simplify right side
    1,063,447.64x = 689,454,735,537.00
  5. Step 5: Solve for x
    x = 689,454,735,537.00/1,063,447.64
  6. Step 6: Final answer
    x = 648,320.34

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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.