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Finding the Fourth Proportional to 534,484.88, 737,588.96 and 292,782.56

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Solution

The fourth proportional to 534,484.88, 737,588.96 and 292,782.56 is: 404,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,484.88 : 737,588.96 = 292,782.56 : x
  2. Step 2: Convert to fraction form
    534,484.88/737,588.96 = 292,782.56/x
  3. Step 3: Cross multiply
    534,484.88x = 737,588.96 × 292,782.56
  4. Step 4: Simplify right side
    534,484.88x = 215,953,183,936.54
  5. Step 5: Solve for x
    x = 215,953,183,936.54/534,484.88
  6. Step 6: Final answer
    x = 404,039.84

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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.