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Finding the Fourth Proportional to 573,643.97, 860,342.93 and 236,597.20

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Solution

The fourth proportional to 573,643.97, 860,342.93 and 236,597.20 is: 354,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,643.97 : 860,342.93 = 236,597.20 : x
  2. Step 2: Convert to fraction form
    573,643.97/860,342.93 = 236,597.20/x
  3. Step 3: Cross multiply
    573,643.97x = 860,342.93 × 236,597.20
  4. Step 4: Simplify right side
    573,643.97x = 203,554,724,943.95
  5. Step 5: Solve for x
    x = 203,554,724,943.95/573,643.97
  6. Step 6: Final answer
    x = 354,845.06

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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.