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Finding the Fourth Proportional to 404,347.02, 606,416.73 and 119,970.29

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Solution

The fourth proportional to 404,347.02, 606,416.73 and 119,970.29 is: 179,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,347.02 : 606,416.73 = 119,970.29 : x
  2. Step 2: Convert to fraction form
    404,347.02/606,416.73 = 119,970.29/x
  3. Step 3: Cross multiply
    404,347.02x = 606,416.73 × 119,970.29
  4. Step 4: Simplify right side
    404,347.02x = 72,751,987,926.87
  5. Step 5: Solve for x
    x = 72,751,987,926.87/404,347.02
  6. Step 6: Final answer
    x = 179,924.63

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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.