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Finding the Fourth Proportional to 364,495.84, 503,016.72 and 211,522.24

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Solution

The fourth proportional to 364,495.84, 503,016.72 and 211,522.24 is: 291,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,495.84 : 503,016.72 = 211,522.24 : x
  2. Step 2: Convert to fraction form
    364,495.84/503,016.72 = 211,522.24/x
  3. Step 3: Cross multiply
    364,495.84x = 503,016.72 × 211,522.24
  4. Step 4: Simplify right side
    364,495.84x = 106,399,223,371.85
  5. Step 5: Solve for x
    x = 106,399,223,371.85/364,495.84
  6. Step 6: Final answer
    x = 291,907.92

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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.