Finding the Fourth Proportional to 551,658.75, 827,488.17 and 177,681.75
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Solution
The fourth proportional to 551,658.75, 827,488.17 and 177,681.75 is: 266,522.64
Step by Step Solution
- Step 1: Write the proportion equation
551,658.75 : 827,488.17 = 177,681.75 : x - Step 2: Convert to fraction form
551,658.75/827,488.17 = 177,681.75/x - Step 3: Cross multiply
551,658.75x = 827,488.17 × 177,681.75 - Step 4: Simplify right side
551,658.75x = 147,029,546,149.90 - Step 5: Solve for x
x = 147,029,546,149.90/551,658.75 - Step 6: Final answer
x = 266,522.64
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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.