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Finding the Fourth Proportional to 565,673.72, 848,510.30 and 166,317.80

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Solution

The fourth proportional to 565,673.72, 848,510.30 and 166,317.80 is: 249,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,673.72 : 848,510.30 = 166,317.80 : x
  2. Step 2: Convert to fraction form
    565,673.72/848,510.30 = 166,317.80/x
  3. Step 3: Cross multiply
    565,673.72x = 848,510.30 × 166,317.80
  4. Step 4: Simplify right side
    565,673.72x = 141,122,366,373.34
  5. Step 5: Solve for x
    x = 141,122,366,373.34/565,673.72
  6. Step 6: Final answer
    x = 249,476.62

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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.