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Finding the Fourth Proportional to 565,506.36, 848,536.25 and 266,017.16

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Solution

The fourth proportional to 565,506.36, 848,536.25 and 266,017.16 is: 399,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,506.36 : 848,536.25 = 266,017.16 : x
  2. Step 2: Convert to fraction form
    565,506.36/848,536.25 = 266,017.16/x
  3. Step 3: Cross multiply
    565,506.36x = 848,536.25 × 266,017.16
  4. Step 4: Simplify right side
    565,506.36x = 225,725,203,382.05
  5. Step 5: Solve for x
    x = 225,725,203,382.05/565,506.36
  6. Step 6: Final answer
    x = 399,155.91

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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.