Home / 804,534.06-1,206,858.69-243,612.30

Finding the Fourth Proportional to 804,534.06, 1,206,858.69 and 243,612.30

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Solution

The fourth proportional to 804,534.06, 1,206,858.69 and 243,612.30 is: 365,435.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,534.06 : 1,206,858.69 = 243,612.30 : x
  2. Step 2: Convert to fraction form
    804,534.06/1,206,858.69 = 243,612.30/x
  3. Step 3: Cross multiply
    804,534.06x = 1,206,858.69 × 243,612.30
  4. Step 4: Simplify right side
    804,534.06x = 294,005,621,245.89
  5. Step 5: Solve for x
    x = 294,005,621,245.89/804,534.06
  6. Step 6: Final answer
    x = 365,435.89

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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.