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Finding the Fourth Proportional to 565,521.90, 848,282.85 and 171,537.90

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Solution

The fourth proportional to 565,521.90, 848,282.85 and 171,537.90 is: 257,306.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,521.90 : 848,282.85 = 171,537.90 : x
  2. Step 2: Convert to fraction form
    565,521.90/848,282.85 = 171,537.90/x
  3. Step 3: Cross multiply
    565,521.90x = 848,282.85 × 171,537.90
  4. Step 4: Simplify right side
    565,521.90x = 145,512,658,695.02
  5. Step 5: Solve for x
    x = 145,512,658,695.02/565,521.90
  6. Step 6: Final answer
    x = 257,306.85

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Similar ratio
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1.5x scale

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.