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Finding the Fourth Proportional to 263,911, 364,220.22 and 144,702.04

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Solution

The fourth proportional to 263,911, 364,220.22 and 144,702.04 is: 199,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,911 : 364,220.22 = 144,702.04 : x
  2. Step 2: Convert to fraction form
    263,911/364,220.22 = 144,702.04/x
  3. Step 3: Cross multiply
    263,911x = 364,220.22 × 144,702.04
  4. Step 4: Simplify right side
    263,911x = 52,703,408,843.25
  5. Step 5: Solve for x
    x = 52,703,408,843.25/263,911
  6. Step 6: Final answer
    x = 199,701.45

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1.5x scale

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.