Finding the Fourth Proportional to 528,201.30, 792,301.95 and 528,201.30
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Solution
The fourth proportional to 528,201.30, 792,301.95 and 528,201.30 is: 792,301.95
Step by Step Solution
- Step 1: Write the proportion equation
528,201.30 : 792,301.95 = 528,201.30 : x - Step 2: Convert to fraction form
528,201.30/792,301.95 = 528,201.30/x - Step 3: Cross multiply
528,201.30x = 792,301.95 × 528,201.30 - Step 4: Simplify right side
528,201.30x = 418,494,919,982.54 - Step 5: Solve for x
x = 418,494,919,982.54/528,201.30 - Step 6: Final answer
x = 792,301.95
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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.