Home / 988,362.30-1,480,849.32-663,542.04

Finding the Fourth Proportional to 988,362.30, 1,480,849.32 and 663,542.04

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Solution

The fourth proportional to 988,362.30, 1,480,849.32 and 663,542.04 is: 994,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,362.30 : 1,480,849.32 = 663,542.04 : x
  2. Step 2: Convert to fraction form
    988,362.30/1,480,849.32 = 663,542.04/x
  3. Step 3: Cross multiply
    988,362.30x = 1,480,849.32 × 663,542.04
  4. Step 4: Simplify right side
    988,362.30x = 982,605,778,725.41
  5. Step 5: Solve for x
    x = 982,605,778,725.41/988,362.30
  6. Step 6: Final answer
    x = 994,175.70

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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.