Home / 345,749.88-477,133.06-200,585.02

Finding the Fourth Proportional to 345,749.88, 477,133.06 and 200,585.02

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Solution

The fourth proportional to 345,749.88, 477,133.06 and 200,585.02 is: 276,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,749.88 : 477,133.06 = 200,585.02 : x
  2. Step 2: Convert to fraction form
    345,749.88/477,133.06 = 200,585.02/x
  3. Step 3: Cross multiply
    345,749.88x = 477,133.06 × 200,585.02
  4. Step 4: Simplify right side
    345,749.88x = 95,705,744,382.76
  5. Step 5: Solve for x
    x = 95,705,744,382.76/345,749.88
  6. Step 6: Final answer
    x = 276,806.30

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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.