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Finding the Fourth Proportional to 1,594.77, 2,392.38 and 670.38

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Solution

The fourth proportional to 1,594.77, 2,392.38 and 670.38 is: 1,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.77 : 2,392.38 = 670.38 : x
  2. Step 2: Convert to fraction form
    1,594.77/2,392.38 = 670.38/x
  3. Step 3: Cross multiply
    1,594.77x = 2,392.38 × 670.38
  4. Step 4: Simplify right side
    1,594.77x = 1,603,803.70
  5. Step 5: Solve for x
    x = 1,603,803.70/1,594.77
  6. Step 6: Final answer
    x = 1,005.66

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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.