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Finding the Fourth Proportional to 347,396.41, 521,041.31 and 94,697.22

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Solution

The fourth proportional to 347,396.41, 521,041.31 and 94,697.22 is: 142,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,396.41 : 521,041.31 = 94,697.22 : x
  2. Step 2: Convert to fraction form
    347,396.41/521,041.31 = 94,697.22/x
  3. Step 3: Cross multiply
    347,396.41x = 521,041.31 × 94,697.22
  4. Step 4: Simplify right side
    347,396.41x = 49,341,163,562.16
  5. Step 5: Solve for x
    x = 49,341,163,562.16/347,396.41
  6. Step 6: Final answer
    x = 142,031.30

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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.