Finding the Fourth Proportional to 344,205.56, 473,319.17 and 298,804.18
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Solution
The fourth proportional to 344,205.56, 473,319.17 and 298,804.18 is: 410,887.45
Step by Step Solution
- Step 1: Write the proportion equation
344,205.56 : 473,319.17 = 298,804.18 : x - Step 2: Convert to fraction form
344,205.56/473,319.17 = 298,804.18/x - Step 3: Cross multiply
344,205.56x = 473,319.17 × 298,804.18 - Step 4: Simplify right side
344,205.56x = 141,429,746,470.13 - Step 5: Solve for x
x = 141,429,746,470.13/344,205.56 - Step 6: Final answer
x = 410,887.45
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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.