Home / 804,381.00-1,110,114.23-455,583.45

Finding the Fourth Proportional to 804,381.00, 1,110,114.23 and 455,583.45

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Solution

The fourth proportional to 804,381.00, 1,110,114.23 and 455,583.45 is: 628,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,381.00 : 1,110,114.23 = 455,583.45 : x
  2. Step 2: Convert to fraction form
    804,381.00/1,110,114.23 = 455,583.45/x
  3. Step 3: Cross multiply
    804,381.00x = 1,110,114.23 × 455,583.45
  4. Step 4: Simplify right side
    804,381.00x = 505,749,666,919.31
  5. Step 5: Solve for x
    x = 505,749,666,919.31/804,381.00
  6. Step 6: Final answer
    x = 628,743.93

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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.