Home / 798,745.86-1,100,395.98-556,588.98

Finding the Fourth Proportional to 798,745.86, 1,100,395.98 and 556,588.98

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Solution

The fourth proportional to 798,745.86, 1,100,395.98 and 556,588.98 is: 766,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,745.86 : 1,100,395.98 = 556,588.98 : x
  2. Step 2: Convert to fraction form
    798,745.86/1,100,395.98 = 556,588.98/x
  3. Step 3: Cross multiply
    798,745.86x = 1,100,395.98 × 556,588.98
  4. Step 4: Simplify right side
    798,745.86x = 612,468,276,104.30
  5. Step 5: Solve for x
    x = 612,468,276,104.30/798,745.86
  6. Step 6: Final answer
    x = 766,787.42

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1.5x scale

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.