Home / 743,166.53-1,025,507.21-412,031.32

Finding the Fourth Proportional to 743,166.53, 1,025,507.21 and 412,031.32

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Solution

The fourth proportional to 743,166.53, 1,025,507.21 and 412,031.32 is: 568,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,166.53 : 1,025,507.21 = 412,031.32 : x
  2. Step 2: Convert to fraction form
    743,166.53/1,025,507.21 = 412,031.32/x
  3. Step 3: Cross multiply
    743,166.53x = 1,025,507.21 × 412,031.32
  4. Step 4: Simplify right side
    743,166.53x = 422,541,088,627.55
  5. Step 5: Solve for x
    x = 422,541,088,627.55/743,166.53
  6. Step 6: Final answer
    x = 568,568.51

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Double scale
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1.5x scale

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.