Home / 982,492.34-1,355,825.55-552,771.44

Finding the Fourth Proportional to 982,492.34, 1,355,825.55 and 552,771.44

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Solution

The fourth proportional to 982,492.34, 1,355,825.55 and 552,771.44 is: 762,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,492.34 : 1,355,825.55 = 552,771.44 : x
  2. Step 2: Convert to fraction form
    982,492.34/1,355,825.55 = 552,771.44/x
  3. Step 3: Cross multiply
    982,492.34x = 1,355,825.55 × 552,771.44
  4. Step 4: Simplify right side
    982,492.34x = 749,461,642,040.40
  5. Step 5: Solve for x
    x = 749,461,642,040.40/982,492.34
  6. Step 6: Final answer
    x = 762,816.78

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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.