Finding the Fourth Proportional to 554,294.14, 764,926.35 and 299,645.26
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Solution
The fourth proportional to 554,294.14, 764,926.35 and 299,645.26 is: 413,510.69
Step by Step Solution
- Step 1: Write the proportion equation
554,294.14 : 764,926.35 = 299,645.26 : x - Step 2: Convert to fraction form
554,294.14/764,926.35 = 299,645.26/x - Step 3: Cross multiply
554,294.14x = 764,926.35 × 299,645.26 - Step 4: Simplify right side
554,294.14x = 229,206,555,026.60 - Step 5: Solve for x
x = 229,206,555,026.60/554,294.14 - Step 6: Final answer
x = 413,510.69
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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.