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Finding the Fourth Proportional to 567,730.20, 850,871.70 and 301,618.20

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Solution

The fourth proportional to 567,730.20, 850,871.70 and 301,618.20 is: 452,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,730.20 : 850,871.70 = 301,618.20 : x
  2. Step 2: Convert to fraction form
    567,730.20/850,871.70 = 301,618.20/x
  3. Step 3: Cross multiply
    567,730.20x = 850,871.70 × 301,618.20
  4. Step 4: Simplify right side
    567,730.20x = 256,638,390,584.94
  5. Step 5: Solve for x
    x = 256,638,390,584.94/567,730.20
  6. Step 6: Final answer
    x = 452,042.87

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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.