Home / 804,103.44-1,205,970.90-479,983.02

Finding the Fourth Proportional to 804,103.44, 1,205,970.90 and 479,983.02

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Solution

The fourth proportional to 804,103.44, 1,205,970.90 and 479,983.02 is: 719,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,103.44 : 1,205,970.90 = 479,983.02 : x
  2. Step 2: Convert to fraction form
    804,103.44/1,205,970.90 = 479,983.02/x
  3. Step 3: Cross multiply
    804,103.44x = 1,205,970.90 × 479,983.02
  4. Step 4: Simplify right side
    804,103.44x = 578,845,554,614.12
  5. Step 5: Solve for x
    x = 578,845,554,614.12/804,103.44
  6. Step 6: Final answer
    x = 719,864.54

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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.