Home / 339,574.68-509,362.02-162,207.36

Finding the Fourth Proportional to 339,574.68, 509,362.02 and 162,207.36

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Solution

The fourth proportional to 339,574.68, 509,362.02 and 162,207.36 is: 243,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,574.68 : 509,362.02 = 162,207.36 : x
  2. Step 2: Convert to fraction form
    339,574.68/509,362.02 = 162,207.36/x
  3. Step 3: Cross multiply
    339,574.68x = 509,362.02 × 162,207.36
  4. Step 4: Simplify right side
    339,574.68x = 82,622,268,548.47
  5. Step 5: Solve for x
    x = 82,622,268,548.47/339,574.68
  6. Step 6: Final answer
    x = 243,311.04

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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.