Home / 364,839.03-503,439.68-211,847.40

Finding the Fourth Proportional to 364,839.03, 503,439.68 and 211,847.40

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Solution

The fourth proportional to 364,839.03, 503,439.68 and 211,847.40 is: 292,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,839.03 : 503,439.68 = 211,847.40 : x
  2. Step 2: Convert to fraction form
    364,839.03/503,439.68 = 211,847.40/x
  3. Step 3: Cross multiply
    364,839.03x = 503,439.68 × 211,847.40
  4. Step 4: Simplify right side
    364,839.03x = 106,652,386,205.60
  5. Step 5: Solve for x
    x = 106,652,386,205.60/364,839.03
  6. Step 6: Final answer
    x = 292,327.24

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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.