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Finding the Fourth Proportional to 333,543.55, 500,408.86 and 134,004.06

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Solution

The fourth proportional to 333,543.55, 500,408.86 and 134,004.06 is: 201,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,543.55 : 500,408.86 = 134,004.06 : x
  2. Step 2: Convert to fraction form
    333,543.55/500,408.86 = 134,004.06/x
  3. Step 3: Cross multiply
    333,543.55x = 500,408.86 × 134,004.06
  4. Step 4: Simplify right side
    333,543.55x = 67,056,818,899.97
  5. Step 5: Solve for x
    x = 67,056,818,899.97/333,543.55
  6. Step 6: Final answer
    x = 201,043.67

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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.