Finding the Fourth Proportional to 366,957.30, 550,306.35 and 130,307.70
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Solution
The fourth proportional to 366,957.30, 550,306.35 and 130,307.70 is: 195,415.53
Step by Step Solution
- Step 1: Write the proportion equation
366,957.30 : 550,306.35 = 130,307.70 : x - Step 2: Convert to fraction form
366,957.30/550,306.35 = 130,307.70/x - Step 3: Cross multiply
366,957.30x = 550,306.35 × 130,307.70 - Step 4: Simplify right side
366,957.30x = 71,709,154,763.90 - Step 5: Solve for x
x = 71,709,154,763.90/366,957.30 - Step 6: Final answer
x = 195,415.53
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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.