Home / 982,490.52-1,473,735.69-272,518.59

Finding the Fourth Proportional to 982,490.52, 1,473,735.69 and 272,518.59

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Solution

The fourth proportional to 982,490.52, 1,473,735.69 and 272,518.59 is: 408,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,490.52 : 1,473,735.69 = 272,518.59 : x
  2. Step 2: Convert to fraction form
    982,490.52/1,473,735.69 = 272,518.59/x
  3. Step 3: Cross multiply
    982,490.52x = 1,473,735.69 × 272,518.59
  4. Step 4: Simplify right side
    982,490.52x = 401,620,372,271.48
  5. Step 5: Solve for x
    x = 401,620,372,271.48/982,490.52
  6. Step 6: Final answer
    x = 408,777.86

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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.