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Finding the Fourth Proportional to 603.03, 900.17 and 530.13

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Solution

The fourth proportional to 603.03, 900.17 and 530.13 is: 791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.03 : 900.17 = 530.13 : x
  2. Step 2: Convert to fraction form
    603.03/900.17 = 530.13/x
  3. Step 3: Cross multiply
    603.03x = 900.17 × 530.13
  4. Step 4: Simplify right side
    603.03x = 477,207.12
  5. Step 5: Solve for x
    x = 477,207.12/603.03
  6. Step 6: Final answer
    x = 791.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.