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Finding the Fourth Proportional to 1,602.71, 2,404.02 and 448.46

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Solution

The fourth proportional to 1,602.71, 2,404.02 and 448.46 is: 672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602.71 : 2,404.02 = 448.46 : x
  2. Step 2: Convert to fraction form
    1,602.71/2,404.02 = 448.46/x
  3. Step 3: Cross multiply
    1,602.71x = 2,404.02 × 448.46
  4. Step 4: Simplify right side
    1,602.71x = 1,078,106.81
  5. Step 5: Solve for x
    x = 1,078,106.81/1,602.71
  6. Step 6: Final answer
    x = 672.68

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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.