Home / 630,672.14-945,445.76-231,219.83

Finding the Fourth Proportional to 630,672.14, 945,445.76 and 231,219.83

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Solution

The fourth proportional to 630,672.14, 945,445.76 and 231,219.83 is: 346,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,672.14 : 945,445.76 = 231,219.83 : x
  2. Step 2: Convert to fraction form
    630,672.14/945,445.76 = 231,219.83/x
  3. Step 3: Cross multiply
    630,672.14x = 945,445.76 × 231,219.83
  4. Step 4: Simplify right side
    630,672.14x = 218,605,807,901.42
  5. Step 5: Solve for x
    x = 218,605,807,901.42/630,672.14
  6. Step 6: Final answer
    x = 346,623.54

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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.