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Finding the Fourth Proportional to 433,537.55, 650,368.63 and 134,041.48

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Solution

The fourth proportional to 433,537.55, 650,368.63 and 134,041.48 is: 201,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,537.55 : 650,368.63 = 134,041.48 : x
  2. Step 2: Convert to fraction form
    433,537.55/650,368.63 = 134,041.48/x
  3. Step 3: Cross multiply
    433,537.55x = 650,368.63 × 134,041.48
  4. Step 4: Simplify right side
    433,537.55x = 87,176,374,045.88
  5. Step 5: Solve for x
    x = 87,176,374,045.88/433,537.55
  6. Step 6: Final answer
    x = 201,081.49

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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.