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Finding the Fourth Proportional to 573,341.15, 860,115.56 and 236,194.45

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Solution

The fourth proportional to 573,341.15, 860,115.56 and 236,194.45 is: 354,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,341.15 : 860,115.56 = 236,194.45 : x
  2. Step 2: Convert to fraction form
    573,341.15/860,115.56 = 236,194.45/x
  3. Step 3: Cross multiply
    573,341.15x = 860,115.56 × 236,194.45
  4. Step 4: Simplify right side
    573,341.15x = 203,154,518,299.38
  5. Step 5: Solve for x
    x = 203,154,518,299.38/573,341.15
  6. Step 6: Final answer
    x = 354,334.44

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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.