Home / 674,268.50-1,011,550.48-253,544.38

Finding the Fourth Proportional to 674,268.50, 1,011,550.48 and 253,544.38

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Solution

The fourth proportional to 674,268.50, 1,011,550.48 and 253,544.38 is: 380,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,268.50 : 1,011,550.48 = 253,544.38 : x
  2. Step 2: Convert to fraction form
    674,268.50/1,011,550.48 = 253,544.38/x
  3. Step 3: Cross multiply
    674,268.50x = 1,011,550.48 × 253,544.38
  4. Step 4: Simplify right side
    674,268.50x = 256,472,936,127.57
  5. Step 5: Solve for x
    x = 256,472,936,127.57/674,268.50
  6. Step 6: Final answer
    x = 380,372.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.