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Finding the Fourth Proportional to 1,461.44, 2,192.52 and 435.44

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Solution

The fourth proportional to 1,461.44, 2,192.52 and 435.44 is: 653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.44 : 2,192.52 = 435.44 : x
  2. Step 2: Convert to fraction form
    1,461.44/2,192.52 = 435.44/x
  3. Step 3: Cross multiply
    1,461.44x = 2,192.52 × 435.44
  4. Step 4: Simplify right side
    1,461.44x = 954,710.91
  5. Step 5: Solve for x
    x = 954,710.91/1,461.44
  6. Step 6: Final answer
    x = 653.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.