Home / 833,499.68-1,150,205.52-489,329.88

Finding the Fourth Proportional to 833,499.68, 1,150,205.52 and 489,329.88

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Solution

The fourth proportional to 833,499.68, 1,150,205.52 and 489,329.88 is: 675,261.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,499.68 : 1,150,205.52 = 489,329.88 : x
  2. Step 2: Convert to fraction form
    833,499.68/1,150,205.52 = 489,329.88/x
  3. Step 3: Cross multiply
    833,499.68x = 1,150,205.52 × 489,329.88
  4. Step 4: Simplify right side
    833,499.68x = 562,829,929,076.94
  5. Step 5: Solve for x
    x = 562,829,929,076.94/833,499.68
  6. Step 6: Final answer
    x = 675,261.12

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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.