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Finding the Fourth Proportional to 590,009.67, 885,008.73 and 169,287.75

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Solution

The fourth proportional to 590,009.67, 885,008.73 and 169,287.75 is: 253,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,009.67 : 885,008.73 = 169,287.75 : x
  2. Step 2: Convert to fraction form
    590,009.67/885,008.73 = 169,287.75/x
  3. Step 3: Cross multiply
    590,009.67x = 885,008.73 × 169,287.75
  4. Step 4: Simplify right side
    590,009.67x = 149,821,136,632.06
  5. Step 5: Solve for x
    x = 149,821,136,632.06/590,009.67
  6. Step 6: Final answer
    x = 253,929.97

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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.