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Finding the Fourth Proportional to 606.93, 837.88 and 430.03

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Solution

The fourth proportional to 606.93, 837.88 and 430.03 is: 593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.93 : 837.88 = 430.03 : x
  2. Step 2: Convert to fraction form
    606.93/837.88 = 430.03/x
  3. Step 3: Cross multiply
    606.93x = 837.88 × 430.03
  4. Step 4: Simplify right side
    606.93x = 360,311.39
  5. Step 5: Solve for x
    x = 360,311.39/606.93
  6. Step 6: Final answer
    x = 593.66

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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.