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Finding the Fourth Proportional to 601,300.70, 901,298.90 and 301,057.19

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Solution

The fourth proportional to 601,300.70, 901,298.90 and 301,057.19 is: 451,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,300.70 : 901,298.90 = 301,057.19 : x
  2. Step 2: Convert to fraction form
    601,300.70/901,298.90 = 301,057.19/x
  3. Step 3: Cross multiply
    601,300.70x = 901,298.90 × 301,057.19
  4. Step 4: Simplify right side
    601,300.70x = 271,342,517,189.98
  5. Step 5: Solve for x
    x = 271,342,517,189.98/601,300.70
  6. Step 6: Final answer
    x = 451,259.27

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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.