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Finding the Fourth Proportional to 573,564.52, 860,759.34 and 213,784.84

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Solution

The fourth proportional to 573,564.52, 860,759.34 and 213,784.84 is: 320,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,564.52 : 860,759.34 = 213,784.84 : x
  2. Step 2: Convert to fraction form
    573,564.52/860,759.34 = 213,784.84/x
  3. Step 3: Cross multiply
    573,564.52x = 860,759.34 × 213,784.84
  4. Step 4: Simplify right side
    573,564.52x = 184,017,297,780.41
  5. Step 5: Solve for x
    x = 184,017,297,780.41/573,564.52
  6. Step 6: Final answer
    x = 320,831.03

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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.