Home / 470,892.20-649,826.64-256,032.26

Finding the Fourth Proportional to 470,892.20, 649,826.64 and 256,032.26

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Solution

The fourth proportional to 470,892.20, 649,826.64 and 256,032.26 is: 353,322.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,892.20 : 649,826.64 = 256,032.26 : x
  2. Step 2: Convert to fraction form
    470,892.20/649,826.64 = 256,032.26/x
  3. Step 3: Cross multiply
    470,892.20x = 649,826.64 × 256,032.26
  4. Step 4: Simplify right side
    470,892.20x = 166,376,579,998.27
  5. Step 5: Solve for x
    x = 166,376,579,998.27/470,892.20
  6. Step 6: Final answer
    x = 353,322.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.