Home / 458,738.21-688,192.02-151,007.59

Finding the Fourth Proportional to 458,738.21, 688,192.02 and 151,007.59

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Solution

The fourth proportional to 458,738.21, 688,192.02 and 151,007.59 is: 226,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,738.21 : 688,192.02 = 151,007.59 : x
  2. Step 2: Convert to fraction form
    458,738.21/688,192.02 = 151,007.59/x
  3. Step 3: Cross multiply
    458,738.21x = 688,192.02 × 151,007.59
  4. Step 4: Simplify right side
    458,738.21x = 103,922,214,956.47
  5. Step 5: Solve for x
    x = 103,922,214,956.47/458,738.21
  6. Step 6: Final answer
    x = 226,539.26

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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.