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Finding the Fourth Proportional to 565,931.11, 848,804.40 and 166,478.46

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Solution

The fourth proportional to 565,931.11, 848,804.40 and 166,478.46 is: 249,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,931.11 : 848,804.40 = 166,478.46 : x
  2. Step 2: Convert to fraction form
    565,931.11/848,804.40 = 166,478.46/x
  3. Step 3: Cross multiply
    565,931.11x = 848,804.40 × 166,478.46
  4. Step 4: Simplify right side
    565,931.11x = 141,307,649,353.22
  5. Step 5: Solve for x
    x = 141,307,649,353.22/565,931.11
  6. Step 6: Final answer
    x = 249,690.55

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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.