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Finding the Fourth Proportional to 606.73, 837.58 and 430.06

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Solution

The fourth proportional to 606.73, 837.58 and 430.06 is: 593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.73 : 837.58 = 430.06 : x
  2. Step 2: Convert to fraction form
    606.73/837.58 = 430.06/x
  3. Step 3: Cross multiply
    606.73x = 837.58 × 430.06
  4. Step 4: Simplify right side
    606.73x = 360,206.49
  5. Step 5: Solve for x
    x = 360,206.49/606.73
  6. Step 6: Final answer
    x = 593.69

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1.5x scale

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.