Finding the Fourth Proportional to 887,227.84, 1,224,398.97 and 543,056.92
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Solution
The fourth proportional to 887,227.84, 1,224,398.97 and 543,056.92 is: 749,433.57
Step by Step Solution
- Step 1: Write the proportion equation
887,227.84 : 1,224,398.97 = 543,056.92 : x - Step 2: Convert to fraction form
887,227.84/1,224,398.97 = 543,056.92/x - Step 3: Cross multiply
887,227.84x = 1,224,398.97 × 543,056.92 - Step 4: Simplify right side
887,227.84x = 664,918,330,438.38 - Step 5: Solve for x
x = 664,918,330,438.38/887,227.84 - Step 6: Final answer
x = 749,433.57
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1.5x scale
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.