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Finding the Fourth Proportional to 567,133.40, 850,652.10 and 173,149.40

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Solution

The fourth proportional to 567,133.40, 850,652.10 and 173,149.40 is: 259,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,133.40 : 850,652.10 = 173,149.40 : x
  2. Step 2: Convert to fraction form
    567,133.40/850,652.10 = 173,149.40/x
  3. Step 3: Cross multiply
    567,133.40x = 850,652.10 × 173,149.40
  4. Step 4: Simplify right side
    567,133.40x = 147,289,900,723.74
  5. Step 5: Solve for x
    x = 147,289,900,723.74/567,133.40
  6. Step 6: Final answer
    x = 259,709.45

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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.