Finding the Fourth Proportional to 247,618.93, 340,948.99 and 193,390.15
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Solution
The fourth proportional to 247,618.93, 340,948.99 and 193,390.15 is: 266,280.84
Step by Step Solution
- Step 1: Write the proportion equation
247,618.93 : 340,948.99 = 193,390.15 : x - Step 2: Convert to fraction form
247,618.93/340,948.99 = 193,390.15/x - Step 3: Cross multiply
247,618.93x = 340,948.99 × 193,390.15 - Step 4: Simplify right side
247,618.93x = 65,936,176,318.45 - Step 5: Solve for x
x = 65,936,176,318.45/247,618.93 - Step 6: Final answer
x = 266,280.84
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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.