Home / 337,828.80-506,743.20-310,272.60

Finding the Fourth Proportional to 337,828.80, 506,743.20 and 310,272.60

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Solution

The fourth proportional to 337,828.80, 506,743.20 and 310,272.60 is: 465,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,828.80 : 506,743.20 = 310,272.60 : x
  2. Step 2: Convert to fraction form
    337,828.80/506,743.20 = 310,272.60/x
  3. Step 3: Cross multiply
    337,828.80x = 506,743.20 × 310,272.60
  4. Step 4: Simplify right side
    337,828.80x = 157,228,530,196.32
  5. Step 5: Solve for x
    x = 157,228,530,196.32/337,828.80
  6. Step 6: Final answer
    x = 465,408.90

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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.