Home / 667,688.09-1,000,832.30-246,695.45

Finding the Fourth Proportional to 667,688.09, 1,000,832.30 and 246,695.45

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Solution

The fourth proportional to 667,688.09, 1,000,832.30 and 246,695.45 is: 369,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,688.09 : 1,000,832.30 = 246,695.45 : x
  2. Step 2: Convert to fraction form
    667,688.09/1,000,832.30 = 246,695.45/x
  3. Step 3: Cross multiply
    667,688.09x = 1,000,832.30 × 246,695.45
  4. Step 4: Simplify right side
    667,688.09x = 246,900,773,389.56
  5. Step 5: Solve for x
    x = 246,900,773,389.56/667,688.09
  6. Step 6: Final answer
    x = 369,784.60

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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.