Finding the Fourth Proportional to 935,154.62, 1,290,487.49 and 527,252.84
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Solution
The fourth proportional to 935,154.62, 1,290,487.49 and 527,252.84 is: 727,594.33
Step by Step Solution
- Step 1: Write the proportion equation
935,154.62 : 1,290,487.49 = 527,252.84 : x - Step 2: Convert to fraction form
935,154.62/1,290,487.49 = 527,252.84/x - Step 3: Cross multiply
935,154.62x = 1,290,487.49 × 527,252.84 - Step 4: Simplify right side
935,154.62x = 680,413,202,039.59 - Step 5: Solve for x
x = 680,413,202,039.59/935,154.62 - Step 6: Final answer
x = 727,594.33
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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.