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Finding the Fourth Proportional to 565,712.90, 848,550.15 and 144,992.90

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Solution

The fourth proportional to 565,712.90, 848,550.15 and 144,992.90 is: 217,484.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,712.90 : 848,550.15 = 144,992.90 : x
  2. Step 2: Convert to fraction form
    565,712.90/848,550.15 = 144,992.90/x
  3. Step 3: Cross multiply
    565,712.90x = 848,550.15 × 144,992.90
  4. Step 4: Simplify right side
    565,712.90x = 123,033,747,043.94
  5. Step 5: Solve for x
    x = 123,033,747,043.94/565,712.90
  6. Step 6: Final answer
    x = 217,484.43

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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.