Home / 756,157.12-1,043,496-416,625.28

Finding the Fourth Proportional to 756,157.12, 1,043,496 and 416,625.28

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Solution

The fourth proportional to 756,157.12, 1,043,496 and 416,625.28 is: 574,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,157.12 : 1,043,496 = 416,625.28 : x
  2. Step 2: Convert to fraction form
    756,157.12/1,043,496 = 416,625.28/x
  3. Step 3: Cross multiply
    756,157.12x = 1,043,496 × 416,625.28
  4. Step 4: Simplify right side
    756,157.12x = 434,746,813,178.88
  5. Step 5: Solve for x
    x = 434,746,813,178.88/756,157.12
  6. Step 6: Final answer
    x = 574,942.43

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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.