Finding the Fourth Proportional to 352,306.10, 528,070.35 and 194,647.70
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Solution
The fourth proportional to 352,306.10, 528,070.35 and 194,647.70 is: 291,756.74
Step by Step Solution
- Step 1: Write the proportion equation
352,306.10 : 528,070.35 = 194,647.70 : x - Step 2: Convert to fraction form
352,306.10/528,070.35 = 194,647.70/x - Step 3: Cross multiply
352,306.10x = 528,070.35 × 194,647.70 - Step 4: Simplify right side
352,306.10x = 102,787,679,065.70 - Step 5: Solve for x
x = 102,787,679,065.70/352,306.10 - Step 6: Final answer
x = 291,756.74
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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.