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Finding the Fourth Proportional to 317,291.04, 476,358.90 and 184,266.78

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Solution

The fourth proportional to 317,291.04, 476,358.90 and 184,266.78 is: 276,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,291.04 : 476,358.90 = 184,266.78 : x
  2. Step 2: Convert to fraction form
    317,291.04/476,358.90 = 184,266.78/x
  3. Step 3: Cross multiply
    317,291.04x = 476,358.90 × 184,266.78
  4. Step 4: Simplify right side
    317,291.04x = 87,777,120,627.34
  5. Step 5: Solve for x
    x = 87,777,120,627.34/317,291.04
  6. Step 6: Final answer
    x = 276,645.44

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1.5x scale

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.