Home / 304,045.37-456,142.38-214,263.21

Finding the Fourth Proportional to 304,045.37, 456,142.38 and 214,263.21

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Solution

The fourth proportional to 304,045.37, 456,142.38 and 214,263.21 is: 321,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,045.37 : 456,142.38 = 214,263.21 : x
  2. Step 2: Convert to fraction form
    304,045.37/456,142.38 = 214,263.21/x
  3. Step 3: Cross multiply
    304,045.37x = 456,142.38 × 214,263.21
  4. Step 4: Simplify right side
    304,045.37x = 97,734,530,555.84
  5. Step 5: Solve for x
    x = 97,734,530,555.84/304,045.37
  6. Step 6: Final answer
    x = 321,447.20

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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.