Home / 432,152.31-648,228.45-116,609.22

Finding the Fourth Proportional to 432,152.31, 648,228.45 and 116,609.22

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Solution

The fourth proportional to 432,152.31, 648,228.45 and 116,609.22 is: 174,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,152.31 : 648,228.45 = 116,609.22 : x
  2. Step 2: Convert to fraction form
    432,152.31/648,228.45 = 116,609.22/x
  3. Step 3: Cross multiply
    432,152.31x = 648,228.45 × 116,609.22
  4. Step 4: Simplify right side
    432,152.31x = 75,589,413,936.31
  5. Step 5: Solve for x
    x = 75,589,413,936.31/432,152.31
  6. Step 6: Final answer
    x = 174,913.83

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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.