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Finding the Fourth Proportional to 965,889.81, 1,448,506.67 and 334,656.27

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Solution

The fourth proportional to 965,889.81, 1,448,506.67 and 334,656.27 is: 501,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,889.81 : 1,448,506.67 = 334,656.27 : x
  2. Step 2: Convert to fraction form
    965,889.81/1,448,506.67 = 334,656.27/x
  3. Step 3: Cross multiply
    965,889.81x = 1,448,506.67 × 334,656.27
  4. Step 4: Simplify right side
    965,889.81x = 484,751,837,579.04
  5. Step 5: Solve for x
    x = 484,751,837,579.04/965,889.81
  6. Step 6: Final answer
    x = 501,870.74

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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.