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Finding the Fourth Proportional to 456,359.58, 629,756.10 and 262,759.05

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Solution

The fourth proportional to 456,359.58, 629,756.10 and 262,759.05 is: 362,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,359.58 : 629,756.10 = 262,759.05 : x
  2. Step 2: Convert to fraction form
    456,359.58/629,756.10 = 262,759.05/x
  3. Step 3: Cross multiply
    456,359.58x = 629,756.10 × 262,759.05
  4. Step 4: Simplify right side
    456,359.58x = 165,474,114,567.71
  5. Step 5: Solve for x
    x = 165,474,114,567.71/456,359.58
  6. Step 6: Final answer
    x = 362,595.90

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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.