Home / 988,968.60-1,483,540.32-539,496.36

Finding the Fourth Proportional to 988,968.60, 1,483,540.32 and 539,496.36

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Solution

The fourth proportional to 988,968.60, 1,483,540.32 and 539,496.36 is: 809,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,968.60 : 1,483,540.32 = 539,496.36 : x
  2. Step 2: Convert to fraction form
    988,968.60/1,483,540.32 = 539,496.36/x
  3. Step 3: Cross multiply
    988,968.60x = 1,483,540.32 × 539,496.36
  4. Step 4: Simplify right side
    988,968.60x = 800,364,602,553.24
  5. Step 5: Solve for x
    x = 800,364,602,553.24/988,968.60
  6. Step 6: Final answer
    x = 809,292.23

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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.