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Finding the Fourth Proportional to 297,975.69, 411,223.92 and 168,924.45

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Solution

The fourth proportional to 297,975.69, 411,223.92 and 168,924.45 is: 233,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,975.69 : 411,223.92 = 168,924.45 : x
  2. Step 2: Convert to fraction form
    297,975.69/411,223.92 = 168,924.45/x
  3. Step 3: Cross multiply
    297,975.69x = 411,223.92 × 168,924.45
  4. Step 4: Simplify right side
    297,975.69x = 69,465,774,512.84
  5. Step 5: Solve for x
    x = 69,465,774,512.84/297,975.69
  6. Step 6: Final answer
    x = 233,125.64

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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.