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Finding the Fourth Proportional to 567,064.40, 850,711.80 and 193,125.20

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Solution

The fourth proportional to 567,064.40, 850,711.80 and 193,125.20 is: 289,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,064.40 : 850,711.80 = 193,125.20 : x
  2. Step 2: Convert to fraction form
    567,064.40/850,711.80 = 193,125.20/x
  3. Step 3: Cross multiply
    567,064.40x = 850,711.80 × 193,125.20
  4. Step 4: Simplify right side
    567,064.40x = 164,293,886,517.36
  5. Step 5: Solve for x
    x = 164,293,886,517.36/567,064.40
  6. Step 6: Final answer
    x = 289,727.03

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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.