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Finding the Fourth Proportional to 363,749.85, 501,800.93 and 282,622.14

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Solution

The fourth proportional to 363,749.85, 501,800.93 and 282,622.14 is: 389,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,749.85 : 501,800.93 = 282,622.14 : x
  2. Step 2: Convert to fraction form
    363,749.85/501,800.93 = 282,622.14/x
  3. Step 3: Cross multiply
    363,749.85x = 501,800.93 × 282,622.14
  4. Step 4: Simplify right side
    363,749.85x = 141,820,052,690.59
  5. Step 5: Solve for x
    x = 141,820,052,690.59/363,749.85
  6. Step 6: Final answer
    x = 389,883.47

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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.