Home / 874,192.37-1,311,498.41-334,439.73

Finding the Fourth Proportional to 874,192.37, 1,311,498.41 and 334,439.73

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Solution

The fourth proportional to 874,192.37, 1,311,498.41 and 334,439.73 is: 501,739.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,192.37 : 1,311,498.41 = 334,439.73 : x
  2. Step 2: Convert to fraction form
    874,192.37/1,311,498.41 = 334,439.73/x
  3. Step 3: Cross multiply
    874,192.37x = 1,311,498.41 × 334,439.73
  4. Step 4: Simplify right side
    874,192.37x = 438,617,172,463.63
  5. Step 5: Solve for x
    x = 438,617,172,463.63/874,192.37
  6. Step 6: Final answer
    x = 501,739.88

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Double scale
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1.5x scale

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.