Home / 470,941.74-649,902.98-256,080.26

Finding the Fourth Proportional to 470,941.74, 649,902.98 and 256,080.26

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Solution

The fourth proportional to 470,941.74, 649,902.98 and 256,080.26 is: 353,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,941.74 : 649,902.98 = 256,080.26 : x
  2. Step 2: Convert to fraction form
    470,941.74/649,902.98 = 256,080.26/x
  3. Step 3: Cross multiply
    470,941.74x = 649,902.98 × 256,080.26
  4. Step 4: Simplify right side
    470,941.74x = 166,427,324,093.18
  5. Step 5: Solve for x
    x = 166,427,324,093.18/470,941.74
  6. Step 6: Final answer
    x = 353,392.60

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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.