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Finding the Fourth Proportional to 606.48, 904.92 and 544.92

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Solution

The fourth proportional to 606.48, 904.92 and 544.92 is: 813.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.48 : 904.92 = 544.92 : x
  2. Step 2: Convert to fraction form
    606.48/904.92 = 544.92/x
  3. Step 3: Cross multiply
    606.48x = 904.92 × 544.92
  4. Step 4: Simplify right side
    606.48x = 493,109.01
  5. Step 5: Solve for x
    x = 493,109.01/606.48
  6. Step 6: Final answer
    x = 813.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.