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Finding the Fourth Proportional to 339,295.04, 468,240.08 and 186,345.92

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Solution

The fourth proportional to 339,295.04, 468,240.08 and 186,345.92 is: 257,164.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,295.04 : 468,240.08 = 186,345.92 : x
  2. Step 2: Convert to fraction form
    339,295.04/468,240.08 = 186,345.92/x
  3. Step 3: Cross multiply
    339,295.04x = 468,240.08 × 186,345.92
  4. Step 4: Simplify right side
    339,295.04x = 87,254,628,488.47
  5. Step 5: Solve for x
    x = 87,254,628,488.47/339,295.04
  6. Step 6: Final answer
    x = 257,164.47

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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.