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Finding the Fourth Proportional to 1,594.07, 2,389.38 and 606.42

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Solution

The fourth proportional to 1,594.07, 2,389.38 and 606.42 is: 908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.07 : 2,389.38 = 606.42 : x
  2. Step 2: Convert to fraction form
    1,594.07/2,389.38 = 606.42/x
  3. Step 3: Cross multiply
    1,594.07x = 2,389.38 × 606.42
  4. Step 4: Simplify right side
    1,594.07x = 1,448,967.82
  5. Step 5: Solve for x
    x = 1,448,967.82/1,594.07
  6. Step 6: Final answer
    x = 908.98

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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.