Home / 484,386.33-668,453.13-269,540.23

Finding the Fourth Proportional to 484,386.33, 668,453.13 and 269,540.23

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Solution

The fourth proportional to 484,386.33, 668,453.13 and 269,540.23 is: 371,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,386.33 : 668,453.13 = 269,540.23 : x
  2. Step 2: Convert to fraction form
    484,386.33/668,453.13 = 269,540.23/x
  3. Step 3: Cross multiply
    484,386.33x = 668,453.13 × 269,540.23
  4. Step 4: Simplify right side
    484,386.33x = 180,175,012,624.74
  5. Step 5: Solve for x
    x = 180,175,012,624.74/484,386.33
  6. Step 6: Final answer
    x = 371,965.52

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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.