Home / 804,705.15-1,207,057.73-306,004.35

Finding the Fourth Proportional to 804,705.15, 1,207,057.73 and 306,004.35

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Solution

The fourth proportional to 804,705.15, 1,207,057.73 and 306,004.35 is: 459,006.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,705.15 : 1,207,057.73 = 306,004.35 : x
  2. Step 2: Convert to fraction form
    804,705.15/1,207,057.73 = 306,004.35/x
  3. Step 3: Cross multiply
    804,705.15x = 1,207,057.73 × 306,004.35
  4. Step 4: Simplify right side
    804,705.15x = 369,364,914,551.10
  5. Step 5: Solve for x
    x = 369,364,914,551.10/804,705.15
  6. Step 6: Final answer
    x = 459,006.53

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Similar ratio
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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.