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Finding the Fourth Proportional to 667.08, 917.04 and 573.48

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Solution

The fourth proportional to 667.08, 917.04 and 573.48 is: 788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    667.08 : 917.04 = 573.48 : x
  2. Step 2: Convert to fraction form
    667.08/917.04 = 573.48/x
  3. Step 3: Cross multiply
    667.08x = 917.04 × 573.48
  4. Step 4: Simplify right side
    667.08x = 525,904.10
  5. Step 5: Solve for x
    x = 525,904.10/667.08
  6. Step 6: Final answer
    x = 788.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.