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Finding the Fourth Proportional to 333,879.95, 460,913.92 and 190,612.31

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Solution

The fourth proportional to 333,879.95, 460,913.92 and 190,612.31 is: 263,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,879.95 : 460,913.92 = 190,612.31 : x
  2. Step 2: Convert to fraction form
    333,879.95/460,913.92 = 190,612.31/x
  3. Step 3: Cross multiply
    333,879.95x = 460,913.92 × 190,612.31
  4. Step 4: Simplify right side
    333,879.95x = 87,855,867,002.36
  5. Step 5: Solve for x
    x = 87,855,867,002.36/333,879.95
  6. Step 6: Final answer
    x = 263,136.10

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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.