Finding the Fourth Proportional to 745,147.58, 1,117,094.42 and 324,106.34
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Solution
The fourth proportional to 745,147.58, 1,117,094.42 and 324,106.34 is: 485,886.81
Step by Step Solution
- Step 1: Write the proportion equation
745,147.58 : 1,117,094.42 = 324,106.34 : x - Step 2: Convert to fraction form
745,147.58/1,117,094.42 = 324,106.34/x - Step 3: Cross multiply
745,147.58x = 1,117,094.42 × 324,106.34 - Step 4: Simplify right side
745,147.58x = 362,057,379,125.42 - Step 5: Solve for x
x = 362,057,379,125.42/745,147.58 - Step 6: Final answer
x = 485,886.81
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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.