Home / 804,274.36-1,109,987.34-460,142.20

Finding the Fourth Proportional to 804,274.36, 1,109,987.34 and 460,142.20

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Solution

The fourth proportional to 804,274.36, 1,109,987.34 and 460,142.20 is: 635,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,274.36 : 1,109,987.34 = 460,142.20 : x
  2. Step 2: Convert to fraction form
    804,274.36/1,109,987.34 = 460,142.20/x
  3. Step 3: Cross multiply
    804,274.36x = 1,109,987.34 × 460,142.20
  4. Step 4: Simplify right side
    804,274.36x = 510,752,016,599.75
  5. Step 5: Solve for x
    x = 510,752,016,599.75/804,274.36
  6. Step 6: Final answer
    x = 635,047.00

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Double scale
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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.