Home / 450,830.24-622,004.64-259,817.52

Finding the Fourth Proportional to 450,830.24, 622,004.64 and 259,817.52

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Solution

The fourth proportional to 450,830.24, 622,004.64 and 259,817.52 is: 358,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,830.24 : 622,004.64 = 259,817.52 : x
  2. Step 2: Convert to fraction form
    450,830.24/622,004.64 = 259,817.52/x
  3. Step 3: Cross multiply
    450,830.24x = 622,004.64 × 259,817.52
  4. Step 4: Simplify right side
    450,830.24x = 161,607,702,993.29
  5. Step 5: Solve for x
    x = 161,607,702,993.29/450,830.24
  6. Step 6: Final answer
    x = 358,466.87

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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.