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Finding the Fourth Proportional to 293,038.63, 439,636.85 and 150,806.41

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Solution

The fourth proportional to 293,038.63, 439,636.85 and 150,806.41 is: 226,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,038.63 : 439,636.85 = 150,806.41 : x
  2. Step 2: Convert to fraction form
    293,038.63/439,636.85 = 150,806.41/x
  3. Step 3: Cross multiply
    293,038.63x = 439,636.85 × 150,806.41
  4. Step 4: Simplify right side
    293,038.63x = 66,300,055,052.21
  5. Step 5: Solve for x
    x = 66,300,055,052.21/293,038.63
  6. Step 6: Final answer
    x = 226,250.22

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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.