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Finding the Fourth Proportional to 967,181.72, 1,334,670.36 and 537,458

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Solution

The fourth proportional to 967,181.72, 1,334,670.36 and 537,458 is: 741,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,181.72 : 1,334,670.36 = 537,458 : x
  2. Step 2: Convert to fraction form
    967,181.72/1,334,670.36 = 537,458/x
  3. Step 3: Cross multiply
    967,181.72x = 1,334,670.36 × 537,458
  4. Step 4: Simplify right side
    967,181.72x = 717,329,262,344.88
  5. Step 5: Solve for x
    x = 717,329,262,344.88/967,181.72
  6. Step 6: Final answer
    x = 741,669.58

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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.