Home / 1,254,756.69-1,882,131.26-356,199.21

Finding the Fourth Proportional to 1,254,756.69, 1,882,131.26 and 356,199.21

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Solution

The fourth proportional to 1,254,756.69, 1,882,131.26 and 356,199.21 is: 534,297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,756.69 : 1,882,131.26 = 356,199.21 : x
  2. Step 2: Convert to fraction form
    1,254,756.69/1,882,131.26 = 356,199.21/x
  3. Step 3: Cross multiply
    1,254,756.69x = 1,882,131.26 × 356,199.21
  4. Step 4: Simplify right side
    1,254,756.69x = 670,413,666,147.31
  5. Step 5: Solve for x
    x = 670,413,666,147.31/1,254,756.69
  6. Step 6: Final answer
    x = 534,297.74

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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.