Finding the Fourth Proportional to 770,052.02, 1,156,084.06 and 618,330.12
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Solution
The fourth proportional to 770,052.02, 1,156,084.06 and 618,330.12 is: 928,302.99
Step by Step Solution
- Step 1: Write the proportion equation
770,052.02 : 1,156,084.06 = 618,330.12 : x - Step 2: Convert to fraction form
770,052.02/1,156,084.06 = 618,330.12/x - Step 3: Cross multiply
770,052.02x = 1,156,084.06 × 618,330.12 - Step 4: Simplify right side
770,052.02x = 714,841,595,549.89 - Step 5: Solve for x
x = 714,841,595,549.89/770,052.02 - Step 6: Final answer
x = 928,302.99
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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.