Finding the Fourth Proportional to 750,052.70, 1,035,075.44 and 405,888.60
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Solution
The fourth proportional to 750,052.70, 1,035,075.44 and 405,888.60 is: 560,127.74
Step by Step Solution
- Step 1: Write the proportion equation
750,052.70 : 1,035,075.44 = 405,888.60 : x - Step 2: Convert to fraction form
750,052.70/1,035,075.44 = 405,888.60/x - Step 3: Cross multiply
750,052.70x = 1,035,075.44 × 405,888.60 - Step 4: Simplify right side
750,052.70x = 420,125,321,235.98 - Step 5: Solve for x
x = 420,125,321,235.98/750,052.70 - Step 6: Final answer
x = 560,127.74
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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.