Finding the Fourth Proportional to 1,554.08, 2,331.36 and 528
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Solution
The fourth proportional to 1,554.08, 2,331.36 and 528 is: 792.08
Step by Step Solution
- Step 1: Write the proportion equation
1,554.08 : 2,331.36 = 528 : x - Step 2: Convert to fraction form
1,554.08/2,331.36 = 528/x - Step 3: Cross multiply
1,554.08x = 2,331.36 × 528 - Step 4: Simplify right side
1,554.08x = 1,230,958.08 - Step 5: Solve for x
x = 1,230,958.08/1,554.08 - Step 6: Final answer
x = 792.08
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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.