Home / 988,050.48-1,363,506.12-535,342.56

Finding the Fourth Proportional to 988,050.48, 1,363,506.12 and 535,342.56

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Solution

The fourth proportional to 988,050.48, 1,363,506.12 and 535,342.56 is: 738,770.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,050.48 : 1,363,506.12 = 535,342.56 : x
  2. Step 2: Convert to fraction form
    988,050.48/1,363,506.12 = 535,342.56/x
  3. Step 3: Cross multiply
    988,050.48x = 1,363,506.12 × 535,342.56
  4. Step 4: Simplify right side
    988,050.48x = 729,942,856,856.47
  5. Step 5: Solve for x
    x = 729,942,856,856.47/988,050.48
  6. Step 6: Final answer
    x = 738,770.81

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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.