Home / 734,749.92-1,013,954.40-412,460.64

Finding the Fourth Proportional to 734,749.92, 1,013,954.40 and 412,460.64

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Solution

The fourth proportional to 734,749.92, 1,013,954.40 and 412,460.64 is: 569,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,749.92 : 1,013,954.40 = 412,460.64 : x
  2. Step 2: Convert to fraction form
    734,749.92/1,013,954.40 = 412,460.64/x
  3. Step 3: Cross multiply
    734,749.92x = 1,013,954.40 × 412,460.64
  4. Step 4: Simplify right side
    734,749.92x = 418,216,280,754.82
  5. Step 5: Solve for x
    x = 418,216,280,754.82/734,749.92
  6. Step 6: Final answer
    x = 569,195.41

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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.