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Finding the Fourth Proportional to 366,462.43, 549,685.81 and 100,222.94

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Solution

The fourth proportional to 366,462.43, 549,685.81 and 100,222.94 is: 150,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,462.43 : 549,685.81 = 100,222.94 : x
  2. Step 2: Convert to fraction form
    366,462.43/549,685.81 = 100,222.94/x
  3. Step 3: Cross multiply
    366,462.43x = 549,685.81 × 100,222.94
  4. Step 4: Simplify right side
    366,462.43x = 55,091,127,954.48
  5. Step 5: Solve for x
    x = 55,091,127,954.48/366,462.43
  6. Step 6: Final answer
    x = 150,332.27

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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.