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Finding the Fourth Proportional to 637,301.85, 955,623.51 and 187,965.51

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Solution

The fourth proportional to 637,301.85, 955,623.51 and 187,965.51 is: 281,851.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,301.85 : 955,623.51 = 187,965.51 : x
  2. Step 2: Convert to fraction form
    637,301.85/955,623.51 = 187,965.51/x
  3. Step 3: Cross multiply
    637,301.85x = 955,623.51 × 187,965.51
  4. Step 4: Simplify right side
    637,301.85x = 179,624,260,425.14
  5. Step 5: Solve for x
    x = 179,624,260,425.14/637,301.85
  6. Step 6: Final answer
    x = 281,851.15

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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.