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Finding the Fourth Proportional to 576,516.48, 864,820.80 and 202,623.36

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Solution

The fourth proportional to 576,516.48, 864,820.80 and 202,623.36 is: 303,951.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,516.48 : 864,820.80 = 202,623.36 : x
  2. Step 2: Convert to fraction form
    576,516.48/864,820.80 = 202,623.36/x
  3. Step 3: Cross multiply
    576,516.48x = 864,820.80 × 202,623.36
  4. Step 4: Simplify right side
    576,516.48x = 175,232,896,293.89
  5. Step 5: Solve for x
    x = 175,232,896,293.89/576,516.48
  6. Step 6: Final answer
    x = 303,951.24

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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.