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Finding the Fourth Proportional to 565,676.91, 848,515.50 and 166,319.64

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Solution

The fourth proportional to 565,676.91, 848,515.50 and 166,319.64 is: 249,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,676.91 : 848,515.50 = 166,319.64 : x
  2. Step 2: Convert to fraction form
    565,676.91/848,515.50 = 166,319.64/x
  3. Step 3: Cross multiply
    565,676.91x = 848,515.50 × 166,319.64
  4. Step 4: Simplify right side
    565,676.91x = 141,124,792,494.42
  5. Step 5: Solve for x
    x = 141,124,792,494.42/565,676.91
  6. Step 6: Final answer
    x = 249,479.50

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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.