Finding the Fourth Proportional to 546,019.68, 814,757.99 and 489,282.02
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Solution
The fourth proportional to 546,019.68, 814,757.99 and 489,282.02 is: 730,095.35
Step by Step Solution
- Step 1: Write the proportion equation
546,019.68 : 814,757.99 = 489,282.02 : x - Step 2: Convert to fraction form
546,019.68/814,757.99 = 489,282.02/x - Step 3: Cross multiply
546,019.68x = 814,757.99 × 489,282.02 - Step 4: Simplify right side
546,019.68x = 398,646,428,638.14 - Step 5: Solve for x
x = 398,646,428,638.14/546,019.68 - Step 6: Final answer
x = 730,095.35
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.