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Finding the Fourth Proportional to 301,674.90, 452,702.92 and 168,642.42

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Solution

The fourth proportional to 301,674.90, 452,702.92 and 168,642.42 is: 253,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,674.90 : 452,702.92 = 168,642.42 : x
  2. Step 2: Convert to fraction form
    301,674.90/452,702.92 = 168,642.42/x
  3. Step 3: Cross multiply
    301,674.90x = 452,702.92 × 168,642.42
  4. Step 4: Simplify right side
    301,674.90x = 76,344,915,969.87
  5. Step 5: Solve for x
    x = 76,344,915,969.87/301,674.90
  6. Step 6: Final answer
    x = 253,070.16

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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.