Home / 757,361.28-1,045,164.96-417,852.48

Finding the Fourth Proportional to 757,361.28, 1,045,164.96 and 417,852.48

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Solution

The fourth proportional to 757,361.28, 1,045,164.96 and 417,852.48 is: 576,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,361.28 : 1,045,164.96 = 417,852.48 : x
  2. Step 2: Convert to fraction form
    757,361.28/1,045,164.96 = 417,852.48/x
  3. Step 3: Cross multiply
    757,361.28x = 1,045,164.96 × 417,852.48
  4. Step 4: Simplify right side
    757,361.28x = 436,724,770,545.10
  5. Step 5: Solve for x
    x = 436,724,770,545.10/757,361.28
  6. Step 6: Final answer
    x = 576,639.95

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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.