Home / 739,824.06-1,020,847.73-449,284.53

Finding the Fourth Proportional to 739,824.06, 1,020,847.73 and 449,284.53

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Solution

The fourth proportional to 739,824.06, 1,020,847.73 and 449,284.53 is: 619,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,824.06 : 1,020,847.73 = 449,284.53 : x
  2. Step 2: Convert to fraction form
    739,824.06/1,020,847.73 = 449,284.53/x
  3. Step 3: Cross multiply
    739,824.06x = 1,020,847.73 × 449,284.53
  4. Step 4: Simplify right side
    739,824.06x = 458,651,092,574.62
  5. Step 5: Solve for x
    x = 458,651,092,574.62/739,824.06
  6. Step 6: Final answer
    x = 619,946.17

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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.