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Finding the Fourth Proportional to 493,907.79, 681,594.84 and 267,553.29

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Solution

The fourth proportional to 493,907.79, 681,594.84 and 267,553.29 is: 369,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,907.79 : 681,594.84 = 267,553.29 : x
  2. Step 2: Convert to fraction form
    493,907.79/681,594.84 = 267,553.29/x
  3. Step 3: Cross multiply
    493,907.79x = 681,594.84 × 267,553.29
  4. Step 4: Simplify right side
    493,907.79x = 182,362,941,889.02
  5. Step 5: Solve for x
    x = 182,362,941,889.02/493,907.79
  6. Step 6: Final answer
    x = 369,224.67

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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.