Finding the Fourth Proportional to 515,461.02, 773,302.77 and 155,602.08
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Solution
The fourth proportional to 515,461.02, 773,302.77 and 155,602.08 is: 233,436.70
Step by Step Solution
- Step 1: Write the proportion equation
515,461.02 : 773,302.77 = 155,602.08 : x - Step 2: Convert to fraction form
515,461.02/773,302.77 = 155,602.08/x - Step 3: Cross multiply
515,461.02x = 773,302.77 × 155,602.08 - Step 4: Simplify right side
515,461.02x = 120,327,519,481.76 - Step 5: Solve for x
x = 120,327,519,481.76/515,461.02 - Step 6: Final answer
x = 233,436.70
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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.