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Finding the Fourth Proportional to 215,570.60, 323,355.90 and 184,466.60

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Solution

The fourth proportional to 215,570.60, 323,355.90 and 184,466.60 is: 276,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,570.60 : 323,355.90 = 184,466.60 : x
  2. Step 2: Convert to fraction form
    215,570.60/323,355.90 = 184,466.60/x
  3. Step 3: Cross multiply
    215,570.60x = 323,355.90 × 184,466.60
  4. Step 4: Simplify right side
    215,570.60x = 59,648,363,462.94
  5. Step 5: Solve for x
    x = 59,648,363,462.94/215,570.60
  6. Step 6: Final answer
    x = 276,699.90

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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.