Home / 833,358.14-1,149,974.54-489,208.04

Finding the Fourth Proportional to 833,358.14, 1,149,974.54 and 489,208.04

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Solution

The fourth proportional to 833,358.14, 1,149,974.54 and 489,208.04 is: 675,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,358.14 : 1,149,974.54 = 489,208.04 : x
  2. Step 2: Convert to fraction form
    833,358.14/1,149,974.54 = 489,208.04/x
  3. Step 3: Cross multiply
    833,358.14x = 1,149,974.54 × 489,208.04
  4. Step 4: Simplify right side
    833,358.14x = 562,576,790,763.30
  5. Step 5: Solve for x
    x = 562,576,790,763.30/833,358.14
  6. Step 6: Final answer
    x = 675,072.05

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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.