Home / 337,819.40-506,877.44-127,408.16

Finding the Fourth Proportional to 337,819.40, 506,877.44 and 127,408.16

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Solution

The fourth proportional to 337,819.40, 506,877.44 and 127,408.16 is: 191,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,819.40 : 506,877.44 = 127,408.16 : x
  2. Step 2: Convert to fraction form
    337,819.40/506,877.44 = 127,408.16/x
  3. Step 3: Cross multiply
    337,819.40x = 506,877.44 × 127,408.16
  4. Step 4: Simplify right side
    337,819.40x = 64,580,321,975.91
  5. Step 5: Solve for x
    x = 64,580,321,975.91/337,819.40
  6. Step 6: Final answer
    x = 191,168.19

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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.