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Finding the Fourth Proportional to 573,643.22, 860,341.80 and 236,596.44

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Solution

The fourth proportional to 573,643.22, 860,341.80 and 236,596.44 is: 354,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,643.22 : 860,341.80 = 236,596.44 : x
  2. Step 2: Convert to fraction form
    573,643.22/860,341.80 = 236,596.44/x
  3. Step 3: Cross multiply
    573,643.22x = 860,341.80 × 236,596.44
  4. Step 4: Simplify right side
    573,643.22x = 203,553,811,176.71
  5. Step 5: Solve for x
    x = 203,553,811,176.71/573,643.22
  6. Step 6: Final answer
    x = 354,843.93

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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.