Home / 988,675.20-1,483,012.80-736,732.80

Finding the Fourth Proportional to 988,675.20, 1,483,012.80 and 736,732.80

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Solution

The fourth proportional to 988,675.20, 1,483,012.80 and 736,732.80 is: 1,105,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,675.20 : 1,483,012.80 = 736,732.80 : x
  2. Step 2: Convert to fraction form
    988,675.20/1,483,012.80 = 736,732.80/x
  3. Step 3: Cross multiply
    988,675.20x = 1,483,012.80 × 736,732.80
  4. Step 4: Simplify right side
    988,675.20x = 1,092,584,172,579.84
  5. Step 5: Solve for x
    x = 1,092,584,172,579.84/988,675.20
  6. Step 6: Final answer
    x = 1,105,099.20

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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.