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Finding the Fourth Proportional to 253,356.48, 380,165.94 and 183,809.88

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Solution

The fourth proportional to 253,356.48, 380,165.94 and 183,809.88 is: 275,810.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,356.48 : 380,165.94 = 183,809.88 : x
  2. Step 2: Convert to fraction form
    253,356.48/380,165.94 = 183,809.88/x
  3. Step 3: Cross multiply
    253,356.48x = 380,165.94 × 183,809.88
  4. Step 4: Simplify right side
    253,356.48x = 69,878,255,811.49
  5. Step 5: Solve for x
    x = 69,878,255,811.49/253,356.48
  6. Step 6: Final answer
    x = 275,810.02

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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.