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Finding the Fourth Proportional to 605,462.40, 835,505.28 and 333,477.36

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Solution

The fourth proportional to 605,462.40, 835,505.28 and 333,477.36 is: 460,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,462.40 : 835,505.28 = 333,477.36 : x
  2. Step 2: Convert to fraction form
    605,462.40/835,505.28 = 333,477.36/x
  3. Step 3: Cross multiply
    605,462.40x = 835,505.28 × 333,477.36
  4. Step 4: Simplify right side
    605,462.40x = 278,622,095,040.46
  5. Step 5: Solve for x
    x = 278,622,095,040.46/605,462.40
  6. Step 6: Final answer
    x = 460,180.67

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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.