Finding the Fourth Proportional to 842,236.56, 1,163,515.68 and 728,862.48
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Solution
The fourth proportional to 842,236.56, 1,163,515.68 and 728,862.48 is: 1,006,893.98
Step by Step Solution
- Step 1: Write the proportion equation
842,236.56 : 1,163,515.68 = 728,862.48 : x - Step 2: Convert to fraction form
842,236.56/1,163,515.68 = 728,862.48/x - Step 3: Cross multiply
842,236.56x = 1,163,515.68 × 728,862.48 - Step 4: Simplify right side
842,236.56x = 848,042,924,043.69 - Step 5: Solve for x
x = 848,042,924,043.69/842,236.56 - Step 6: Final answer
x = 1,006,893.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.