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Finding the Fourth Proportional to 536,198.34, 739,459.35 and 364,372.77

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Solution

The fourth proportional to 536,198.34, 739,459.35 and 364,372.77 is: 502,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,198.34 : 739,459.35 = 364,372.77 : x
  2. Step 2: Convert to fraction form
    536,198.34/739,459.35 = 364,372.77/x
  3. Step 3: Cross multiply
    536,198.34x = 739,459.35 × 364,372.77
  4. Step 4: Simplify right side
    536,198.34x = 269,438,851,661.90
  5. Step 5: Solve for x
    x = 269,438,851,661.90/536,198.34
  6. Step 6: Final answer
    x = 502,498.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.