Home / 854,448.70-1,281,745.95-223,361.50

Finding the Fourth Proportional to 854,448.70, 1,281,745.95 and 223,361.50

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Solution

The fourth proportional to 854,448.70, 1,281,745.95 and 223,361.50 is: 335,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,448.70 : 1,281,745.95 = 223,361.50 : x
  2. Step 2: Convert to fraction form
    854,448.70/1,281,745.95 = 223,361.50/x
  3. Step 3: Cross multiply
    854,448.70x = 1,281,745.95 × 223,361.50
  4. Step 4: Simplify right side
    854,448.70x = 286,292,698,010.93
  5. Step 5: Solve for x
    x = 286,292,698,010.93/854,448.70
  6. Step 6: Final answer
    x = 335,061.31

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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.