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Finding the Fourth Proportional to 467,865.36, 701,309.59 and 339,471.45

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Solution

The fourth proportional to 467,865.36, 701,309.59 and 339,471.45 is: 508,852.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,865.36 : 701,309.59 = 339,471.45 : x
  2. Step 2: Convert to fraction form
    467,865.36/701,309.59 = 339,471.45/x
  3. Step 3: Cross multiply
    467,865.36x = 701,309.59 × 339,471.45
  4. Step 4: Simplify right side
    467,865.36x = 238,074,582,567.53
  5. Step 5: Solve for x
    x = 238,074,582,567.53/467,865.36
  6. Step 6: Final answer
    x = 508,852.77

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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.