Home / 982,480.23-1,473,720.22-272,508.27

Finding the Fourth Proportional to 982,480.23, 1,473,720.22 and 272,508.27

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Solution

The fourth proportional to 982,480.23, 1,473,720.22 and 272,508.27 is: 408,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,480.23 : 1,473,720.22 = 272,508.27 : x
  2. Step 2: Convert to fraction form
    982,480.23/1,473,720.22 = 272,508.27/x
  3. Step 3: Cross multiply
    982,480.23x = 1,473,720.22 × 272,508.27
  4. Step 4: Simplify right side
    982,480.23x = 401,600,942,430.40
  5. Step 5: Solve for x
    x = 401,600,942,430.40/982,480.23
  6. Step 6: Final answer
    x = 408,762.37

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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.