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Finding the Fourth Proportional to 576,889.56, 864,790.02 and 202,708.44

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Solution

The fourth proportional to 576,889.56, 864,790.02 and 202,708.44 is: 303,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,889.56 : 864,790.02 = 202,708.44 : x
  2. Step 2: Convert to fraction form
    576,889.56/864,790.02 = 202,708.44/x
  3. Step 3: Cross multiply
    576,889.56x = 864,790.02 × 202,708.44
  4. Step 4: Simplify right side
    576,889.56x = 175,300,235,881.77
  5. Step 5: Solve for x
    x = 175,300,235,881.77/576,889.56
  6. Step 6: Final answer
    x = 303,871.40

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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.