Home / 450,619.27-621,812.06-269,295.10

Finding the Fourth Proportional to 450,619.27, 621,812.06 and 269,295.10

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Solution

The fourth proportional to 450,619.27, 621,812.06 and 269,295.10 is: 371,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,619.27 : 621,812.06 = 269,295.10 : x
  2. Step 2: Convert to fraction form
    450,619.27/621,812.06 = 269,295.10/x
  3. Step 3: Cross multiply
    450,619.27x = 621,812.06 × 269,295.10
  4. Step 4: Simplify right side
    450,619.27x = 167,450,938,987.76
  5. Step 5: Solve for x
    x = 167,450,938,987.76/450,619.27
  6. Step 6: Final answer
    x = 371,601.82

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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.