Home / 1,008,170.25-1,391,267.21-549,283.41

Finding the Fourth Proportional to 1,008,170.25, 1,391,267.21 and 549,283.41

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Solution

The fourth proportional to 1,008,170.25, 1,391,267.21 and 549,283.41 is: 758,006.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,170.25 : 1,391,267.21 = 549,283.41 : x
  2. Step 2: Convert to fraction form
    1,008,170.25/1,391,267.21 = 549,283.41/x
  3. Step 3: Cross multiply
    1,008,170.25x = 1,391,267.21 × 549,283.41
  4. Step 4: Simplify right side
    1,008,170.25x = 764,199,994,583.57
  5. Step 5: Solve for x
    x = 764,199,994,583.57/1,008,170.25
  6. Step 6: Final answer
    x = 758,006.89

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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.