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Finding the Fourth Proportional to 577,950.76, 867,018.66 and 178,497.64

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Solution

The fourth proportional to 577,950.76, 867,018.66 and 178,497.64 is: 267,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,950.76 : 867,018.66 = 178,497.64 : x
  2. Step 2: Convert to fraction form
    577,950.76/867,018.66 = 178,497.64/x
  3. Step 3: Cross multiply
    577,950.76x = 867,018.66 × 178,497.64
  4. Step 4: Simplify right side
    577,950.76x = 154,760,784,645.96
  5. Step 5: Solve for x
    x = 154,760,784,645.96/577,950.76
  6. Step 6: Final answer
    x = 267,775.03

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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.