Home / 456,220.35-684,096.03-266,722.47

Finding the Fourth Proportional to 456,220.35, 684,096.03 and 266,722.47

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Solution

The fourth proportional to 456,220.35, 684,096.03 and 266,722.47 is: 399,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,220.35 : 684,096.03 = 266,722.47 : x
  2. Step 2: Convert to fraction form
    456,220.35/684,096.03 = 266,722.47/x
  3. Step 3: Cross multiply
    456,220.35x = 684,096.03 × 266,722.47
  4. Step 4: Simplify right side
    456,220.35x = 182,463,782,838.79
  5. Step 5: Solve for x
    x = 182,463,782,838.79/456,220.35
  6. Step 6: Final answer
    x = 399,946.61

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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.