Finding the Fourth Proportional to 492,075.80, 738,113.70 and 176,491.70
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Solution
The fourth proportional to 492,075.80, 738,113.70 and 176,491.70 is: 264,737.55
Step by Step Solution
- Step 1: Write the proportion equation
492,075.80 : 738,113.70 = 176,491.70 : x - Step 2: Convert to fraction form
492,075.80/738,113.70 = 176,491.70/x - Step 3: Cross multiply
492,075.80x = 738,113.70 × 176,491.70 - Step 4: Simplify right side
492,075.80x = 130,270,941,706.29 - Step 5: Solve for x
x = 130,270,941,706.29/492,075.80 - Step 6: Final answer
x = 264,737.55
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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.