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Finding the Fourth Proportional to 565,938.72, 848,815.80 and 166,486.10

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Solution

The fourth proportional to 565,938.72, 848,815.80 and 166,486.10 is: 249,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,938.72 : 848,815.80 = 166,486.10 : x
  2. Step 2: Convert to fraction form
    565,938.72/848,815.80 = 166,486.10/x
  3. Step 3: Cross multiply
    565,938.72x = 848,815.80 × 166,486.10
  4. Step 4: Simplify right side
    565,938.72x = 141,316,032,160.38
  5. Step 5: Solve for x
    x = 141,316,032,160.38/565,938.72
  6. Step 6: Final answer
    x = 249,702.00

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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.