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Finding the Fourth Proportional to 565,679.21, 848,518.50 and 166,323.29

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Solution

The fourth proportional to 565,679.21, 848,518.50 and 166,323.29 is: 249,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,679.21 : 848,518.50 = 166,323.29 : x
  2. Step 2: Convert to fraction form
    565,679.21/848,518.50 = 166,323.29/x
  3. Step 3: Cross multiply
    565,679.21x = 848,518.50 × 166,323.29
  4. Step 4: Simplify right side
    565,679.21x = 141,128,388,545.87
  5. Step 5: Solve for x
    x = 141,128,388,545.87/565,679.21
  6. Step 6: Final answer
    x = 249,484.84

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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.