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Finding the Fourth Proportional to 590,515.50, 814,955.19 and 335,948.70

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Solution

The fourth proportional to 590,515.50, 814,955.19 and 335,948.70 is: 463,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,515.50 : 814,955.19 = 335,948.70 : x
  2. Step 2: Convert to fraction form
    590,515.50/814,955.19 = 335,948.70/x
  3. Step 3: Cross multiply
    590,515.50x = 814,955.19 × 335,948.70
  4. Step 4: Simplify right side
    590,515.50x = 273,783,136,638.75
  5. Step 5: Solve for x
    x = 273,783,136,638.75/590,515.50
  6. Step 6: Final answer
    x = 463,634.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.