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Finding the Fourth Proportional to 973.52, 1,452.58 and 914.44

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Solution

The fourth proportional to 973.52, 1,452.58 and 914.44 is: 1,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.52 : 1,452.58 = 914.44 : x
  2. Step 2: Convert to fraction form
    973.52/1,452.58 = 914.44/x
  3. Step 3: Cross multiply
    973.52x = 1,452.58 × 914.44
  4. Step 4: Simplify right side
    973.52x = 1,328,291.34
  5. Step 5: Solve for x
    x = 1,328,291.34/973.52
  6. Step 6: Final answer
    x = 1,364.43

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1.5x scale

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.