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Finding the Fourth Proportional to 275,523.03, 380,238.77 and 183,484.49

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Solution

The fourth proportional to 275,523.03, 380,238.77 and 183,484.49 is: 253,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,523.03 : 380,238.77 = 183,484.49 : x
  2. Step 2: Convert to fraction form
    275,523.03/380,238.77 = 183,484.49/x
  3. Step 3: Cross multiply
    275,523.03x = 380,238.77 × 183,484.49
  4. Step 4: Simplify right side
    275,523.03x = 69,767,915,349.19
  5. Step 5: Solve for x
    x = 69,767,915,349.19/275,523.03
  6. Step 6: Final answer
    x = 253,219.90

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1.5x scale

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.