Finding the Fourth Proportional to 849,532.84, 1,274,257.73 and 317,012.36
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Solution
The fourth proportional to 849,532.84, 1,274,257.73 and 317,012.36 is: 475,503.04
Step by Step Solution
- Step 1: Write the proportion equation
849,532.84 : 1,274,257.73 = 317,012.36 : x - Step 2: Convert to fraction form
849,532.84/1,274,257.73 = 317,012.36/x - Step 3: Cross multiply
849,532.84x = 1,274,257.73 × 317,012.36 - Step 4: Simplify right side
849,532.84x = 403,955,444,656.79 - Step 5: Solve for x
x = 403,955,444,656.79/849,532.84 - Step 6: Final answer
x = 475,503.04
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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.