Home / 893,767.80-1,233,407.60-485,870.44

Finding the Fourth Proportional to 893,767.80, 1,233,407.60 and 485,870.44

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Solution

The fourth proportional to 893,767.80, 1,233,407.60 and 485,870.44 is: 670,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,767.80 : 1,233,407.60 = 485,870.44 : x
  2. Step 2: Convert to fraction form
    893,767.80/1,233,407.60 = 485,870.44/x
  3. Step 3: Cross multiply
    893,767.80x = 1,233,407.60 × 485,870.44
  4. Step 4: Simplify right side
    893,767.80x = 599,276,293,311.34
  5. Step 5: Solve for x
    x = 599,276,293,311.34/893,767.80
  6. Step 6: Final answer
    x = 670,505.58

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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.