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Finding the Fourth Proportional to 377,011.36, 520,279.36 and 204,929.22

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Solution

The fourth proportional to 377,011.36, 520,279.36 and 204,929.22 is: 282,804.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,011.36 : 520,279.36 = 204,929.22 : x
  2. Step 2: Convert to fraction form
    377,011.36/520,279.36 = 204,929.22/x
  3. Step 3: Cross multiply
    377,011.36x = 520,279.36 × 204,929.22
  4. Step 4: Simplify right side
    377,011.36x = 106,620,443,426.90
  5. Step 5: Solve for x
    x = 106,620,443,426.90/377,011.36
  6. Step 6: Final answer
    x = 282,804.33

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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.