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Finding the Fourth Proportional to 565,664.16, 848,535.12 and 166,314.72

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Solution

The fourth proportional to 565,664.16, 848,535.12 and 166,314.72 is: 249,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,664.16 : 848,535.12 = 166,314.72 : x
  2. Step 2: Convert to fraction form
    565,664.16/848,535.12 = 166,314.72/x
  3. Step 3: Cross multiply
    565,664.16x = 848,535.12 × 166,314.72
  4. Step 4: Simplify right side
    565,664.16x = 141,123,880,892.97
  5. Step 5: Solve for x
    x = 141,123,880,892.97/565,664.16
  6. Step 6: Final answer
    x = 249,483.51

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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.