Finding the Fourth Proportional to 852,427.83, 1,176,352.93 and 465,246.82
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Solution
The fourth proportional to 852,427.83, 1,176,352.93 and 465,246.82 is: 642,041.99
Step by Step Solution
- Step 1: Write the proportion equation
852,427.83 : 1,176,352.93 = 465,246.82 : x - Step 2: Convert to fraction form
852,427.83/1,176,352.93 = 465,246.82/x - Step 3: Cross multiply
852,427.83x = 1,176,352.93 × 465,246.82 - Step 4: Simplify right side
852,427.83x = 547,294,459,315.17 - Step 5: Solve for x
x = 547,294,459,315.17/852,427.83 - Step 6: Final answer
x = 642,041.99
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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.