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Finding the Fourth Proportional to 601.09, 828.37 and 435.01

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Solution

The fourth proportional to 601.09, 828.37 and 435.01 is: 599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.09 : 828.37 = 435.01 : x
  2. Step 2: Convert to fraction form
    601.09/828.37 = 435.01/x
  3. Step 3: Cross multiply
    601.09x = 828.37 × 435.01
  4. Step 4: Simplify right side
    601.09x = 360,349.23
  5. Step 5: Solve for x
    x = 360,349.23/601.09
  6. Step 6: Final answer
    x = 599.49

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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.