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Finding the Fourth Proportional to 504,844.99, 756,619.54 and 220,458.44

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Solution

The fourth proportional to 504,844.99, 756,619.54 and 220,458.44 is: 330,404.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,844.99 : 756,619.54 = 220,458.44 : x
  2. Step 2: Convert to fraction form
    504,844.99/756,619.54 = 220,458.44/x
  3. Step 3: Cross multiply
    504,844.99x = 756,619.54 × 220,458.44
  4. Step 4: Simplify right side
    504,844.99x = 166,803,164,802.32
  5. Step 5: Solve for x
    x = 166,803,164,802.32/504,844.99
  6. Step 6: Final answer
    x = 330,404.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.