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Finding the Fourth Proportional to 598.35, 826.10 and 465.92

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Solution

The fourth proportional to 598.35, 826.10 and 465.92 is: 643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.35 : 826.10 = 465.92 : x
  2. Step 2: Convert to fraction form
    598.35/826.10 = 465.92/x
  3. Step 3: Cross multiply
    598.35x = 826.10 × 465.92
  4. Step 4: Simplify right side
    598.35x = 384,890.05
  5. Step 5: Solve for x
    x = 384,890.05/598.35
  6. Step 6: Final answer
    x = 643.25

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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.