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Finding the Fourth Proportional to 614,462.20, 848,057.72 and 369,694.36

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Solution

The fourth proportional to 614,462.20, 848,057.72 and 369,694.36 is: 510,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,462.20 : 848,057.72 = 369,694.36 : x
  2. Step 2: Convert to fraction form
    614,462.20/848,057.72 = 369,694.36/x
  3. Step 3: Cross multiply
    614,462.20x = 848,057.72 × 369,694.36
  4. Step 4: Simplify right side
    614,462.20x = 313,522,153,231.96
  5. Step 5: Solve for x
    x = 313,522,153,231.96/614,462.20
  6. Step 6: Final answer
    x = 510,238.31

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Similar ratio
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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.