Home / 982,451.74-1,355,710.89-552,649.15

Finding the Fourth Proportional to 982,451.74, 1,355,710.89 and 552,649.15

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Solution

The fourth proportional to 982,451.74, 1,355,710.89 and 552,649.15 is: 762,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,451.74 : 1,355,710.89 = 552,649.15 : x
  2. Step 2: Convert to fraction form
    982,451.74/1,355,710.89 = 552,649.15/x
  3. Step 3: Cross multiply
    982,451.74x = 1,355,710.89 × 552,649.15
  4. Step 4: Simplify right side
    982,451.74x = 749,232,471,004.24
  5. Step 5: Solve for x
    x = 749,232,471,004.24/982,451.74
  6. Step 6: Final answer
    x = 762,615.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.