Home / 822,052.73-1,232,944.61-289,448.57

Finding the Fourth Proportional to 822,052.73, 1,232,944.61 and 289,448.57

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Solution

The fourth proportional to 822,052.73, 1,232,944.61 and 289,448.57 is: 434,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,052.73 : 1,232,944.61 = 289,448.57 : x
  2. Step 2: Convert to fraction form
    822,052.73/1,232,944.61 = 289,448.57/x
  3. Step 3: Cross multiply
    822,052.73x = 1,232,944.61 × 289,448.57
  4. Step 4: Simplify right side
    822,052.73x = 356,874,046,641.74
  5. Step 5: Solve for x
    x = 356,874,046,641.74/822,052.73
  6. Step 6: Final answer
    x = 434,125.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.