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Finding the Fourth Proportional to 614,706.17, 848,299.33 and 342,791.67

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Solution

The fourth proportional to 614,706.17, 848,299.33 and 342,791.67 is: 473,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,706.17 : 848,299.33 = 342,791.67 : x
  2. Step 2: Convert to fraction form
    614,706.17/848,299.33 = 342,791.67/x
  3. Step 3: Cross multiply
    614,706.17x = 848,299.33 × 342,791.67
  4. Step 4: Simplify right side
    614,706.17x = 290,789,945,214.35
  5. Step 5: Solve for x
    x = 290,789,945,214.35/614,706.17
  6. Step 6: Final answer
    x = 473,055.20

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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.