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Finding the Fourth Proportional to 582,113.50, 873,315.54 and 203,039.66

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Solution

The fourth proportional to 582,113.50, 873,315.54 and 203,039.66 is: 304,610.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,113.50 : 873,315.54 = 203,039.66 : x
  2. Step 2: Convert to fraction form
    582,113.50/873,315.54 = 203,039.66/x
  3. Step 3: Cross multiply
    582,113.50x = 873,315.54 × 203,039.66
  4. Step 4: Simplify right side
    582,113.50x = 177,317,690,314.32
  5. Step 5: Solve for x
    x = 177,317,690,314.32/582,113.50
  6. Step 6: Final answer
    x = 304,610.17

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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.