Home / 678,452.55-1,022,555.44-584,812.91

Finding the Fourth Proportional to 678,452.55, 1,022,555.44 and 584,812.91

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Solution

The fourth proportional to 678,452.55, 1,022,555.44 and 584,812.91 is: 881,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,452.55 : 1,022,555.44 = 584,812.91 : x
  2. Step 2: Convert to fraction form
    678,452.55/1,022,555.44 = 584,812.91/x
  3. Step 3: Cross multiply
    678,452.55x = 1,022,555.44 × 584,812.91
  4. Step 4: Simplify right side
    678,452.55x = 598,003,622,502.73
  5. Step 5: Solve for x
    x = 598,003,622,502.73/678,452.55
  6. Step 6: Final answer
    x = 881,422.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.