Home / 630,060.30-945,273.51-203,587.20

Finding the Fourth Proportional to 630,060.30, 945,273.51 and 203,587.20

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Solution

The fourth proportional to 630,060.30, 945,273.51 and 203,587.20 is: 305,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,060.30 : 945,273.51 = 203,587.20 : x
  2. Step 2: Convert to fraction form
    630,060.30/945,273.51 = 203,587.20/x
  3. Step 3: Cross multiply
    630,060.30x = 945,273.51 × 203,587.20
  4. Step 4: Simplify right side
    630,060.30x = 192,445,587,135.07
  5. Step 5: Solve for x
    x = 192,445,587,135.07/630,060.30
  6. Step 6: Final answer
    x = 305,439.95

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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.