Home / 1,265,144.10-1,745,942.46-692,184.30

Finding the Fourth Proportional to 1,265,144.10, 1,745,942.46 and 692,184.30

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Solution

The fourth proportional to 1,265,144.10, 1,745,942.46 and 692,184.30 is: 955,238.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,144.10 : 1,745,942.46 = 692,184.30 : x
  2. Step 2: Convert to fraction form
    1,265,144.10/1,745,942.46 = 692,184.30/x
  3. Step 3: Cross multiply
    1,265,144.10x = 1,745,942.46 × 692,184.30
  4. Step 4: Simplify right side
    1,265,144.10x = 1,208,513,959,515.38
  5. Step 5: Solve for x
    x = 1,208,513,959,515.38/1,265,144.10
  6. Step 6: Final answer
    x = 955,238.19

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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.