Home / 478,837.01-718,099.23-158,902.94

Finding the Fourth Proportional to 478,837.01, 718,099.23 and 158,902.94

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Solution

The fourth proportional to 478,837.01, 718,099.23 and 158,902.94 is: 238,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,837.01 : 718,099.23 = 158,902.94 : x
  2. Step 2: Convert to fraction form
    478,837.01/718,099.23 = 158,902.94/x
  3. Step 3: Cross multiply
    478,837.01x = 718,099.23 × 158,902.94
  4. Step 4: Simplify right side
    478,837.01x = 114,108,081,249.87
  5. Step 5: Solve for x
    x = 114,108,081,249.87/478,837.01
  6. Step 6: Final answer
    x = 238,302.55

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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.