Finding the Fourth Proportional to 959,671.71, 1,439,511.63 and 249,648.49
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Solution
The fourth proportional to 959,671.71, 1,439,511.63 and 249,648.49 is: 374,473.79
Step by Step Solution
- Step 1: Write the proportion equation
959,671.71 : 1,439,511.63 = 249,648.49 : x - Step 2: Convert to fraction form
959,671.71/1,439,511.63 = 249,648.49/x - Step 3: Cross multiply
959,671.71x = 1,439,511.63 × 249,648.49 - Step 4: Simplify right side
959,671.71x = 359,371,904,766.94 - Step 5: Solve for x
x = 359,371,904,766.94/959,671.71 - Step 6: Final answer
x = 374,473.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.