Home / 748,231.02-1,122,338.84-187,265.52

Finding the Fourth Proportional to 748,231.02, 1,122,338.84 and 187,265.52

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Solution

The fourth proportional to 748,231.02, 1,122,338.84 and 187,265.52 is: 280,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,231.02 : 1,122,338.84 = 187,265.52 : x
  2. Step 2: Convert to fraction form
    748,231.02/1,122,338.84 = 187,265.52/x
  3. Step 3: Cross multiply
    748,231.02x = 1,122,338.84 × 187,265.52
  4. Step 4: Simplify right side
    748,231.02x = 210,175,365,552.47
  5. Step 5: Solve for x
    x = 210,175,365,552.47/748,231.02
  6. Step 6: Final answer
    x = 280,896.35

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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.