Home / 804,904.40-1,207,356.60-484,727.60

Finding the Fourth Proportional to 804,904.40, 1,207,356.60 and 484,727.60

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Solution

The fourth proportional to 804,904.40, 1,207,356.60 and 484,727.60 is: 727,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,904.40 : 1,207,356.60 = 484,727.60 : x
  2. Step 2: Convert to fraction form
    804,904.40/1,207,356.60 = 484,727.60/x
  3. Step 3: Cross multiply
    804,904.40x = 1,207,356.60 × 484,727.60
  4. Step 4: Simplify right side
    804,904.40x = 585,239,067,062.16
  5. Step 5: Solve for x
    x = 585,239,067,062.16/804,904.40
  6. Step 6: Final answer
    x = 727,091.40

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Double scale
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Similar ratio
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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.