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Finding the Fourth Proportional to 552,002.90, 828,004.35 and 401,537.30

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Solution

The fourth proportional to 552,002.90, 828,004.35 and 401,537.30 is: 602,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,002.90 : 828,004.35 = 401,537.30 : x
  2. Step 2: Convert to fraction form
    552,002.90/828,004.35 = 401,537.30/x
  3. Step 3: Cross multiply
    552,002.90x = 828,004.35 × 401,537.30
  4. Step 4: Simplify right side
    552,002.90x = 332,474,631,087.26
  5. Step 5: Solve for x
    x = 332,474,631,087.26/552,002.90
  6. Step 6: Final answer
    x = 602,305.95

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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.