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Finding the Fourth Proportional to 573,828.47, 860,790.89 and 174,472.70

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Solution

The fourth proportional to 573,828.47, 860,790.89 and 174,472.70 is: 261,723.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,828.47 : 860,790.89 = 174,472.70 : x
  2. Step 2: Convert to fraction form
    573,828.47/860,790.89 = 174,472.70/x
  3. Step 3: Cross multiply
    573,828.47x = 860,790.89 × 174,472.70
  4. Step 4: Simplify right side
    573,828.47x = 150,184,509,841.34
  5. Step 5: Solve for x
    x = 150,184,509,841.34/573,828.47
  6. Step 6: Final answer
    x = 261,723.70

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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.