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Finding the Fourth Proportional to 604,706.06, 907,190.31 and 183,971

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Solution

The fourth proportional to 604,706.06, 907,190.31 and 183,971 is: 275,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,706.06 : 907,190.31 = 183,971 : x
  2. Step 2: Convert to fraction form
    604,706.06/907,190.31 = 183,971/x
  3. Step 3: Cross multiply
    604,706.06x = 907,190.31 × 183,971
  4. Step 4: Simplify right side
    604,706.06x = 166,896,708,521.01
  5. Step 5: Solve for x
    x = 166,896,708,521.01/604,706.06
  6. Step 6: Final answer
    x = 275,996.42

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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.