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Finding the Fourth Proportional to 565,615.10, 848,422.65 and 539,371.10

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Solution

The fourth proportional to 565,615.10, 848,422.65 and 539,371.10 is: 809,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,615.10 : 848,422.65 = 539,371.10 : x
  2. Step 2: Convert to fraction form
    565,615.10/848,422.65 = 539,371.10/x
  3. Step 3: Cross multiply
    565,615.10x = 848,422.65 × 539,371.10
  4. Step 4: Simplify right side
    565,615.10x = 457,614,657,995.42
  5. Step 5: Solve for x
    x = 457,614,657,995.42/565,615.10
  6. Step 6: Final answer
    x = 809,056.65

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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.