Home / 292,824.80-439,237.20-269,205.20

Finding the Fourth Proportional to 292,824.80, 439,237.20 and 269,205.20

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Solution

The fourth proportional to 292,824.80, 439,237.20 and 269,205.20 is: 403,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,824.80 : 439,237.20 = 269,205.20 : x
  2. Step 2: Convert to fraction form
    292,824.80/439,237.20 = 269,205.20/x
  3. Step 3: Cross multiply
    292,824.80x = 439,237.20 × 269,205.20
  4. Step 4: Simplify right side
    292,824.80x = 118,244,938,273.44
  5. Step 5: Solve for x
    x = 118,244,938,273.44/292,824.80
  6. Step 6: Final answer
    x = 403,807.80

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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.