Finding the Fourth Proportional to 297,458.74, 410,355.74 and 176,531.31
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Solution
The fourth proportional to 297,458.74, 410,355.74 and 176,531.31 is: 243,531.71
Step by Step Solution
- Step 1: Write the proportion equation
297,458.74 : 410,355.74 = 176,531.31 : x - Step 2: Convert to fraction form
297,458.74/410,355.74 = 176,531.31/x - Step 3: Cross multiply
297,458.74x = 410,355.74 × 176,531.31 - Step 4: Simplify right side
297,458.74x = 72,440,636,348.22 - Step 5: Solve for x
x = 72,440,636,348.22/297,458.74 - Step 6: Final answer
x = 243,531.71
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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.