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Finding the Fourth Proportional to 887.16, 1,225.26 and 592.44

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Solution

The fourth proportional to 887.16, 1,225.26 and 592.44 is: 818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    887.16 : 1,225.26 = 592.44 : x
  2. Step 2: Convert to fraction form
    887.16/1,225.26 = 592.44/x
  3. Step 3: Cross multiply
    887.16x = 1,225.26 × 592.44
  4. Step 4: Simplify right side
    887.16x = 725,893.03
  5. Step 5: Solve for x
    x = 725,893.03/887.16
  6. Step 6: Final answer
    x = 818.22

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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.