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Finding the Fourth Proportional to 673.50, 924.32 and 655.26

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Solution

The fourth proportional to 673.50, 924.32 and 655.26 is: 899.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.50 : 924.32 = 655.26 : x
  2. Step 2: Convert to fraction form
    673.50/924.32 = 655.26/x
  3. Step 3: Cross multiply
    673.50x = 924.32 × 655.26
  4. Step 4: Simplify right side
    673.50x = 605,669.92
  5. Step 5: Solve for x
    x = 605,669.92/673.50
  6. Step 6: Final answer
    x = 899.29

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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.