Home / 734,741.92-1,013,943.36-412,452.64

Finding the Fourth Proportional to 734,741.92, 1,013,943.36 and 412,452.64

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Solution

The fourth proportional to 734,741.92, 1,013,943.36 and 412,452.64 is: 569,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,741.92 : 1,013,943.36 = 412,452.64 : x
  2. Step 2: Convert to fraction form
    734,741.92/1,013,943.36 = 412,452.64/x
  3. Step 3: Cross multiply
    734,741.92x = 1,013,943.36 × 412,452.64
  4. Step 4: Simplify right side
    734,741.92x = 418,203,615,642.47
  5. Step 5: Solve for x
    x = 418,203,615,642.47/734,741.92
  6. Step 6: Final answer
    x = 569,184.37

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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.