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Finding the Fourth Proportional to 536,664.72, 740,615.08 and 294,955.86

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Solution

The fourth proportional to 536,664.72, 740,615.08 and 294,955.86 is: 407,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,664.72 : 740,615.08 = 294,955.86 : x
  2. Step 2: Convert to fraction form
    536,664.72/740,615.08 = 294,955.86/x
  3. Step 3: Cross multiply
    536,664.72x = 740,615.08 × 294,955.86
  4. Step 4: Simplify right side
    536,664.72x = 218,448,757,850.37
  5. Step 5: Solve for x
    x = 218,448,757,850.37/536,664.72
  6. Step 6: Final answer
    x = 407,048.85

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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.