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Finding the Fourth Proportional to 565,617.78, 848,572.47 and 166,271.58

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Solution

The fourth proportional to 565,617.78, 848,572.47 and 166,271.58 is: 249,450.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,617.78 : 848,572.47 = 166,271.58 : x
  2. Step 2: Convert to fraction form
    565,617.78/848,572.47 = 166,271.58/x
  3. Step 3: Cross multiply
    565,617.78x = 848,572.47 × 166,271.58
  4. Step 4: Simplify right side
    565,617.78x = 141,093,485,331.40
  5. Step 5: Solve for x
    x = 141,093,485,331.40/565,617.78
  6. Step 6: Final answer
    x = 249,450.23

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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.