Home / 302,560.20-453,840.30-203,027.40

Finding the Fourth Proportional to 302,560.20, 453,840.30 and 203,027.40

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Solution

The fourth proportional to 302,560.20, 453,840.30 and 203,027.40 is: 304,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,560.20 : 453,840.30 = 203,027.40 : x
  2. Step 2: Convert to fraction form
    302,560.20/453,840.30 = 203,027.40/x
  3. Step 3: Cross multiply
    302,560.20x = 453,840.30 × 203,027.40
  4. Step 4: Simplify right side
    302,560.20x = 92,142,016,124.22
  5. Step 5: Solve for x
    x = 92,142,016,124.22/302,560.20
  6. Step 6: Final answer
    x = 304,541.10

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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.