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Finding the Fourth Proportional to 555.03, 832.59 and 362.25

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Solution

The fourth proportional to 555.03, 832.59 and 362.25 is: 543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.03 : 832.59 = 362.25 : x
  2. Step 2: Convert to fraction form
    555.03/832.59 = 362.25/x
  3. Step 3: Cross multiply
    555.03x = 832.59 × 362.25
  4. Step 4: Simplify right side
    555.03x = 301,605.73
  5. Step 5: Solve for x
    x = 301,605.73/555.03
  6. Step 6: Final answer
    x = 543.40

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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.