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Finding the Fourth Proportional to 377,009.36, 520,276.60 and 204,927.22

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Solution

The fourth proportional to 377,009.36, 520,276.60 and 204,927.22 is: 282,801.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,009.36 : 520,276.60 = 204,927.22 : x
  2. Step 2: Convert to fraction form
    377,009.36/520,276.60 = 204,927.22/x
  3. Step 3: Cross multiply
    377,009.36x = 520,276.60 × 204,927.22
  4. Step 4: Simplify right side
    377,009.36x = 106,618,837,269.05
  5. Step 5: Solve for x
    x = 106,618,837,269.05/377,009.36
  6. Step 6: Final answer
    x = 282,801.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.