Home / 347,622.74-521,667.84-122,982.30

Finding the Fourth Proportional to 347,622.74, 521,667.84 and 122,982.30

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Solution

The fourth proportional to 347,622.74, 521,667.84 and 122,982.30 is: 184,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,622.74 : 521,667.84 = 122,982.30 : x
  2. Step 2: Convert to fraction form
    347,622.74/521,667.84 = 122,982.30/x
  3. Step 3: Cross multiply
    347,622.74x = 521,667.84 × 122,982.30
  4. Step 4: Simplify right side
    347,622.74x = 64,155,911,260.42
  5. Step 5: Solve for x
    x = 64,155,911,260.42/347,622.74
  6. Step 6: Final answer
    x = 184,556.14

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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.