Finding the Fourth Proportional to 465,444.76, 642,308.52 and 274,519.68
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Solution
The fourth proportional to 465,444.76, 642,308.52 and 274,519.68 is: 378,834.06
Step by Step Solution
- Step 1: Write the proportion equation
465,444.76 : 642,308.52 = 274,519.68 : x - Step 2: Convert to fraction form
465,444.76/642,308.52 = 274,519.68/x - Step 3: Cross multiply
465,444.76x = 642,308.52 × 274,519.68 - Step 4: Simplify right side
465,444.76x = 176,326,329,371.67 - Step 5: Solve for x
x = 176,326,329,371.67/465,444.76 - Step 6: Final answer
x = 378,834.06
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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.