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Finding the Fourth Proportional to 601.04, 828.96 and 445.52

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Solution

The fourth proportional to 601.04, 828.96 and 445.52 is: 614.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.04 : 828.96 = 445.52 : x
  2. Step 2: Convert to fraction form
    601.04/828.96 = 445.52/x
  3. Step 3: Cross multiply
    601.04x = 828.96 × 445.52
  4. Step 4: Simplify right side
    601.04x = 369,318.26
  5. Step 5: Solve for x
    x = 369,318.26/601.04
  6. Step 6: Final answer
    x = 614.47

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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.