Finding the Fourth Proportional to 751,132.63, 1,125,940.78 and 470,846.71
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Solution
The fourth proportional to 751,132.63, 1,125,940.78 and 470,846.71 is: 705,794.81
Step by Step Solution
- Step 1: Write the proportion equation
751,132.63 : 1,125,940.78 = 470,846.71 : x - Step 2: Convert to fraction form
751,132.63/1,125,940.78 = 470,846.71/x - Step 3: Cross multiply
751,132.63x = 1,125,940.78 × 470,846.71 - Step 4: Simplify right side
751,132.63x = 530,145,511,917.83 - Step 5: Solve for x
x = 530,145,511,917.83/751,132.63 - Step 6: Final answer
x = 705,794.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.