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Finding the Fourth Proportional to 536,201.45, 804,438.31 and 248,220.71

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Solution

The fourth proportional to 536,201.45, 804,438.31 and 248,220.71 is: 372,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,201.45 : 804,438.31 = 248,220.71 : x
  2. Step 2: Convert to fraction form
    536,201.45/804,438.31 = 248,220.71/x
  3. Step 3: Cross multiply
    536,201.45x = 804,438.31 × 248,220.71
  4. Step 4: Simplify right side
    536,201.45x = 199,678,244,437.21
  5. Step 5: Solve for x
    x = 199,678,244,437.21/536,201.45
  6. Step 6: Final answer
    x = 372,394.08

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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.