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Finding the Fourth Proportional to 573,674.10, 860,474.70 and 194,594.10

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Solution

The fourth proportional to 573,674.10, 860,474.70 and 194,594.10 is: 291,878.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,674.10 : 860,474.70 = 194,594.10 : x
  2. Step 2: Convert to fraction form
    573,674.10/860,474.70 = 194,594.10/x
  3. Step 3: Cross multiply
    573,674.10x = 860,474.70 × 194,594.10
  4. Step 4: Simplify right side
    573,674.10x = 167,443,299,819.27
  5. Step 5: Solve for x
    x = 167,443,299,819.27/573,674.10
  6. Step 6: Final answer
    x = 291,878.79

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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.