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Finding the Fourth Proportional to 435,846.66, 601,254.81 and 274,624.26

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Solution

The fourth proportional to 435,846.66, 601,254.81 and 274,624.26 is: 378,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,846.66 : 601,254.81 = 274,624.26 : x
  2. Step 2: Convert to fraction form
    435,846.66/601,254.81 = 274,624.26/x
  3. Step 3: Cross multiply
    435,846.66x = 601,254.81 × 274,624.26
  4. Step 4: Simplify right side
    435,846.66x = 165,119,157,267.69
  5. Step 5: Solve for x
    x = 165,119,157,267.69/435,846.66
  6. Step 6: Final answer
    x = 378,846.90

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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.