Finding the Fourth Proportional to 877,867.05, 1,316,926.02 and 270,706.65
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Solution
The fourth proportional to 877,867.05, 1,316,926.02 and 270,706.65 is: 406,098.66
Step by Step Solution
- Step 1: Write the proportion equation
877,867.05 : 1,316,926.02 = 270,706.65 : x - Step 2: Convert to fraction form
877,867.05/1,316,926.02 = 270,706.65/x - Step 3: Cross multiply
877,867.05x = 1,316,926.02 × 270,706.65 - Step 4: Simplify right side
877,867.05x = 356,500,631,172.03 - Step 5: Solve for x
x = 356,500,631,172.03/877,867.05 - Step 6: Final answer
x = 406,098.66
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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.