Home / 874,433.14-1,311,649.74-341,580.51

Finding the Fourth Proportional to 874,433.14, 1,311,649.74 and 341,580.51

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Solution

The fourth proportional to 874,433.14, 1,311,649.74 and 341,580.51 is: 512,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,433.14 : 1,311,649.74 = 341,580.51 : x
  2. Step 2: Convert to fraction form
    874,433.14/1,311,649.74 = 341,580.51/x
  3. Step 3: Cross multiply
    874,433.14x = 1,311,649.74 × 341,580.51
  4. Step 4: Simplify right side
    874,433.14x = 448,033,987,130.57
  5. Step 5: Solve for x
    x = 448,033,987,130.57/874,433.14
  6. Step 6: Final answer
    x = 512,370.78

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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.