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Finding the Fourth Proportional to 573,445.06, 859,835.49 and 194,238.70

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Solution

The fourth proportional to 573,445.06, 859,835.49 and 194,238.70 is: 291,245.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,445.06 : 859,835.49 = 194,238.70 : x
  2. Step 2: Convert to fraction form
    573,445.06/859,835.49 = 194,238.70/x
  3. Step 3: Cross multiply
    573,445.06x = 859,835.49 × 194,238.70
  4. Step 4: Simplify right side
    573,445.06x = 167,013,327,791.46
  5. Step 5: Solve for x
    x = 167,013,327,791.46/573,445.06
  6. Step 6: Final answer
    x = 291,245.56

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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.