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Finding the Fourth Proportional to 336,978.69, 465,049.50 and 184,031.04

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Solution

The fourth proportional to 336,978.69, 465,049.50 and 184,031.04 is: 253,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,978.69 : 465,049.50 = 184,031.04 : x
  2. Step 2: Convert to fraction form
    336,978.69/465,049.50 = 184,031.04/x
  3. Step 3: Cross multiply
    336,978.69x = 465,049.50 × 184,031.04
  4. Step 4: Simplify right side
    336,978.69x = 85,583,543,136.48
  5. Step 5: Solve for x
    x = 85,583,543,136.48/336,978.69
  6. Step 6: Final answer
    x = 253,973.16

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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.