Home / 982,372.80-1,473,559.20-509,203.20

Finding the Fourth Proportional to 982,372.80, 1,473,559.20 and 509,203.20

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Solution

The fourth proportional to 982,372.80, 1,473,559.20 and 509,203.20 is: 763,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,372.80 : 1,473,559.20 = 509,203.20 : x
  2. Step 2: Convert to fraction form
    982,372.80/1,473,559.20 = 509,203.20/x
  3. Step 3: Cross multiply
    982,372.80x = 1,473,559.20 × 509,203.20
  4. Step 4: Simplify right side
    982,372.80x = 750,341,060,029.44
  5. Step 5: Solve for x
    x = 750,341,060,029.44/982,372.80
  6. Step 6: Final answer
    x = 763,804.80

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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.