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Finding the Fourth Proportional to 598.93, 896.21 and 436.32

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Solution

The fourth proportional to 598.93, 896.21 and 436.32 is: 652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.93 : 896.21 = 436.32 : x
  2. Step 2: Convert to fraction form
    598.93/896.21 = 436.32/x
  3. Step 3: Cross multiply
    598.93x = 896.21 × 436.32
  4. Step 4: Simplify right side
    598.93x = 391,036.26
  5. Step 5: Solve for x
    x = 391,036.26/598.93
  6. Step 6: Final answer
    x = 652.89

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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.