Home / 874,760.24-1,310,408.25-412,505.29

Finding the Fourth Proportional to 874,760.24, 1,310,408.25 and 412,505.29

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Solution

The fourth proportional to 874,760.24, 1,310,408.25 and 412,505.29 is: 617,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,760.24 : 1,310,408.25 = 412,505.29 : x
  2. Step 2: Convert to fraction form
    874,760.24/1,310,408.25 = 412,505.29/x
  3. Step 3: Cross multiply
    874,760.24x = 1,310,408.25 × 412,505.29
  4. Step 4: Simplify right side
    874,760.24x = 540,550,335,275.76
  5. Step 5: Solve for x
    x = 540,550,335,275.76/874,760.24
  6. Step 6: Final answer
    x = 617,941.13

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1.5x scale

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.