Finding the Fourth Proportional to 1,307,066.48, 1,959,528.36 and 465,138.80
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Solution
The fourth proportional to 1,307,066.48, 1,959,528.36 and 465,138.80 is: 697,326.94
Step by Step Solution
- Step 1: Write the proportion equation
1,307,066.48 : 1,959,528.36 = 465,138.80 : x - Step 2: Convert to fraction form
1,307,066.48/1,959,528.36 = 465,138.80/x - Step 3: Cross multiply
1,307,066.48x = 1,959,528.36 × 465,138.80 - Step 4: Simplify right side
1,307,066.48x = 911,452,669,936.37 - Step 5: Solve for x
x = 911,452,669,936.37/1,307,066.48 - Step 6: Final answer
x = 697,326.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.