Home / 854,447.70-1,281,744.45-223,360.50

Finding the Fourth Proportional to 854,447.70, 1,281,744.45 and 223,360.50

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Solution

The fourth proportional to 854,447.70, 1,281,744.45 and 223,360.50 is: 335,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,447.70 : 1,281,744.45 = 223,360.50 : x
  2. Step 2: Convert to fraction form
    854,447.70/1,281,744.45 = 223,360.50/x
  3. Step 3: Cross multiply
    854,447.70x = 1,281,744.45 × 223,360.50
  4. Step 4: Simplify right side
    854,447.70x = 286,291,081,224.23
  5. Step 5: Solve for x
    x = 286,291,081,224.23/854,447.70
  6. Step 6: Final answer
    x = 335,059.81

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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.