Finding the Fourth Proportional to 393,052.08, 589,578.12 and 97,564.08
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Solution
The fourth proportional to 393,052.08, 589,578.12 and 97,564.08 is: 146,346.12
Step by Step Solution
- Step 1: Write the proportion equation
393,052.08 : 589,578.12 = 97,564.08 : x - Step 2: Convert to fraction form
393,052.08/589,578.12 = 97,564.08/x - Step 3: Cross multiply
393,052.08x = 589,578.12 × 97,564.08 - Step 4: Simplify right side
393,052.08x = 57,521,646,865.93 - Step 5: Solve for x
x = 57,521,646,865.93/393,052.08 - Step 6: Final answer
x = 146,346.12
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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.