Home / 450,848.85-622,020.38-259,858.14

Finding the Fourth Proportional to 450,848.85, 622,020.38 and 259,858.14

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Solution

The fourth proportional to 450,848.85, 622,020.38 and 259,858.14 is: 358,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,848.85 : 622,020.38 = 259,858.14 : x
  2. Step 2: Convert to fraction form
    450,848.85/622,020.38 = 259,858.14/x
  3. Step 3: Cross multiply
    450,848.85x = 622,020.38 × 259,858.14
  4. Step 4: Simplify right side
    450,848.85x = 161,637,057,689.60
  5. Step 5: Solve for x
    x = 161,637,057,689.60/450,848.85
  6. Step 6: Final answer
    x = 358,517.18

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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.