Home / 792,364.60-1,189,713.30-615,071.80

Finding the Fourth Proportional to 792,364.60, 1,189,713.30 and 615,071.80

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Solution

The fourth proportional to 792,364.60, 1,189,713.30 and 615,071.80 is: 923,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,364.60 : 1,189,713.30 = 615,071.80 : x
  2. Step 2: Convert to fraction form
    792,364.60/1,189,713.30 = 615,071.80/x
  3. Step 3: Cross multiply
    792,364.60x = 1,189,713.30 × 615,071.80
  4. Step 4: Simplify right side
    792,364.60x = 731,759,100,914.94
  5. Step 5: Solve for x
    x = 731,759,100,914.94/792,364.60
  6. Step 6: Final answer
    x = 923,513.12

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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.