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Finding the Fourth Proportional to 579,609, 799,709.04 and 334,533.78

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Solution

The fourth proportional to 579,609, 799,709.04 and 334,533.78 is: 461,569.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,609 : 799,709.04 = 334,533.78 : x
  2. Step 2: Convert to fraction form
    579,609/799,709.04 = 334,533.78/x
  3. Step 3: Cross multiply
    579,609x = 799,709.04 × 334,533.78
  4. Step 4: Simplify right side
    579,609x = 267,529,688,051.37
  5. Step 5: Solve for x
    x = 267,529,688,051.37/579,609
  6. Step 6: Final answer
    x = 461,569.24

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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.