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Finding the Fourth Proportional to 507,571.82, 761,062.61 and 192,053.06

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Solution

The fourth proportional to 507,571.82, 761,062.61 and 192,053.06 is: 287,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,571.82 : 761,062.61 = 192,053.06 : x
  2. Step 2: Convert to fraction form
    507,571.82/761,062.61 = 192,053.06/x
  3. Step 3: Cross multiply
    507,571.82x = 761,062.61 × 192,053.06
  4. Step 4: Simplify right side
    507,571.82x = 146,164,399,776.91
  5. Step 5: Solve for x
    x = 146,164,399,776.91/507,571.82
  6. Step 6: Final answer
    x = 287,967.92

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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.