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Finding the Fourth Proportional to 565,835.78, 848,226.36 and 388,426.34

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Solution

The fourth proportional to 565,835.78, 848,226.36 and 388,426.34 is: 582,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,835.78 : 848,226.36 = 388,426.34 : x
  2. Step 2: Convert to fraction form
    565,835.78/848,226.36 = 388,426.34/x
  3. Step 3: Cross multiply
    565,835.78x = 848,226.36 × 388,426.34
  4. Step 4: Simplify right side
    565,835.78x = 329,473,460,506.32
  5. Step 5: Solve for x
    x = 329,473,460,506.32/565,835.78
  6. Step 6: Final answer
    x = 582,277.53

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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.