Home / 755,269.02-1,132,903.56-281,991.30

Finding the Fourth Proportional to 755,269.02, 1,132,903.56 and 281,991.30

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Solution

The fourth proportional to 755,269.02, 1,132,903.56 and 281,991.30 is: 422,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,269.02 : 1,132,903.56 = 281,991.30 : x
  2. Step 2: Convert to fraction form
    755,269.02/1,132,903.56 = 281,991.30/x
  3. Step 3: Cross multiply
    755,269.02x = 1,132,903.56 × 281,991.30
  4. Step 4: Simplify right side
    755,269.02x = 319,468,947,659.03
  5. Step 5: Solve for x
    x = 319,468,947,659.03/755,269.02
  6. Step 6: Final answer
    x = 422,986.96

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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.