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Finding the Fourth Proportional to 573,270.66, 860,251.59 and 199,556.10

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Solution

The fourth proportional to 573,270.66, 860,251.59 and 199,556.10 is: 299,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,270.66 : 860,251.59 = 199,556.10 : x
  2. Step 2: Convert to fraction form
    573,270.66/860,251.59 = 199,556.10/x
  3. Step 3: Cross multiply
    573,270.66x = 860,251.59 × 199,556.10
  4. Step 4: Simplify right side
    573,270.66x = 171,668,452,319.20
  5. Step 5: Solve for x
    x = 171,668,452,319.20/573,270.66
  6. Step 6: Final answer
    x = 299,454.45

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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.