Home / 565,917.13-849,115.77-266,391.10

Finding the Fourth Proportional to 565,917.13, 849,115.77 and 266,391.10

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Solution

The fourth proportional to 565,917.13, 849,115.77 and 266,391.10 is: 399,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,917.13 : 849,115.77 = 266,391.10 : x
  2. Step 2: Convert to fraction form
    565,917.13/849,115.77 = 266,391.10/x
  3. Step 3: Cross multiply
    565,917.13x = 849,115.77 × 266,391.10
  4. Step 4: Simplify right side
    565,917.13x = 226,196,883,997.65
  5. Step 5: Solve for x
    x = 226,196,883,997.65/565,917.13
  6. Step 6: Final answer
    x = 399,699.66

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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.