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Finding the Fourth Proportional to 573,447.06, 859,838.48 and 194,240.70

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Solution

The fourth proportional to 573,447.06, 859,838.48 and 194,240.70 is: 291,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,447.06 : 859,838.48 = 194,240.70 : x
  2. Step 2: Convert to fraction form
    573,447.06/859,838.48 = 194,240.70/x
  3. Step 3: Cross multiply
    573,447.06x = 859,838.48 × 194,240.70
  4. Step 4: Simplify right side
    573,447.06x = 167,015,628,242.14
  5. Step 5: Solve for x
    x = 167,015,628,242.14/573,447.06
  6. Step 6: Final answer
    x = 291,248.56

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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.