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Finding the Fourth Proportional to 606.64, 904.19 and 572.04

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Solution

The fourth proportional to 606.64, 904.19 and 572.04 is: 852.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.64 : 904.19 = 572.04 : x
  2. Step 2: Convert to fraction form
    606.64/904.19 = 572.04/x
  3. Step 3: Cross multiply
    606.64x = 904.19 × 572.04
  4. Step 4: Simplify right side
    606.64x = 517,229.05
  5. Step 5: Solve for x
    x = 517,229.05/606.64
  6. Step 6: Final answer
    x = 852.62

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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.