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Finding the Fourth Proportional to 565,933.59, 848,901 and 145,209.48

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Solution

The fourth proportional to 565,933.59, 848,901 and 145,209.48 is: 217,814.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,933.59 : 848,901 = 145,209.48 : x
  2. Step 2: Convert to fraction form
    565,933.59/848,901 = 145,209.48/x
  3. Step 3: Cross multiply
    565,933.59x = 848,901 × 145,209.48
  4. Step 4: Simplify right side
    565,933.59x = 123,268,472,781.48
  5. Step 5: Solve for x
    x = 123,268,472,781.48/565,933.59
  6. Step 6: Final answer
    x = 217,814.38

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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.