Home / 937,122.12-1,405,670.76-227,156.58

Finding the Fourth Proportional to 937,122.12, 1,405,670.76 and 227,156.58

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Solution

The fourth proportional to 937,122.12, 1,405,670.76 and 227,156.58 is: 340,731.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,122.12 : 1,405,670.76 = 227,156.58 : x
  2. Step 2: Convert to fraction form
    937,122.12/1,405,670.76 = 227,156.58/x
  3. Step 3: Cross multiply
    937,122.12x = 1,405,670.76 × 227,156.58
  4. Step 4: Simplify right side
    937,122.12x = 319,307,362,447.60
  5. Step 5: Solve for x
    x = 319,307,362,447.60/937,122.12
  6. Step 6: Final answer
    x = 340,731.86

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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.