Finding the Fourth Proportional to 554,294.10, 764,926.98 and 299,645.28
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Solution
The fourth proportional to 554,294.10, 764,926.98 and 299,645.28 is: 413,511.09
Step by Step Solution
- Step 1: Write the proportion equation
554,294.10 : 764,926.98 = 299,645.28 : x - Step 2: Convert to fraction form
554,294.10/764,926.98 = 299,645.28/x - Step 3: Cross multiply
554,294.10x = 764,926.98 × 299,645.28 - Step 4: Simplify right side
554,294.10x = 229,206,759,101.65 - Step 5: Solve for x
x = 229,206,759,101.65/554,294.10 - Step 6: Final answer
x = 413,511.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.