Home / 377,827.20-521,269.65-214,464.24

Finding the Fourth Proportional to 377,827.20, 521,269.65 and 214,464.24

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Solution

The fourth proportional to 377,827.20, 521,269.65 and 214,464.24 is: 295,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,827.20 : 521,269.65 = 214,464.24 : x
  2. Step 2: Convert to fraction form
    377,827.20/521,269.65 = 214,464.24/x
  3. Step 3: Cross multiply
    377,827.20x = 521,269.65 × 214,464.24
  4. Step 4: Simplify right side
    377,827.20x = 111,793,699,322.32
  5. Step 5: Solve for x
    x = 111,793,699,322.32/377,827.20
  6. Step 6: Final answer
    x = 295,885.79

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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.