Finding the Fourth Proportional to 458,293.14, 687,024.18 and 247,685.04
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Solution
The fourth proportional to 458,293.14, 687,024.18 and 247,685.04 is: 371,302.99
Step by Step Solution
- Step 1: Write the proportion equation
458,293.14 : 687,024.18 = 247,685.04 : x - Step 2: Convert to fraction form
458,293.14/687,024.18 = 247,685.04/x - Step 3: Cross multiply
458,293.14x = 687,024.18 × 247,685.04 - Step 4: Simplify right side
458,293.14x = 170,165,611,504.27 - Step 5: Solve for x
x = 170,165,611,504.27/458,293.14 - Step 6: Final answer
x = 371,302.99
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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.