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Finding the Fourth Proportional to 435,848.66, 601,257.57 and 274,626.26

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Solution

The fourth proportional to 435,848.66, 601,257.57 and 274,626.26 is: 378,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,848.66 : 601,257.57 = 274,626.26 : x
  2. Step 2: Convert to fraction form
    435,848.66/601,257.57 = 274,626.26/x
  3. Step 3: Cross multiply
    435,848.66x = 601,257.57 × 274,626.26
  4. Step 4: Simplify right side
    435,848.66x = 165,121,117,745.79
  5. Step 5: Solve for x
    x = 165,121,117,745.79/435,848.66
  6. Step 6: Final answer
    x = 378,849.66

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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.