Finding the Fourth Proportional to 247,233.63, 341,226.11 and 145,259.07
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Solution
The fourth proportional to 247,233.63, 341,226.11 and 145,259.07 is: 200,483.19
Step by Step Solution
- Step 1: Write the proportion equation
247,233.63 : 341,226.11 = 145,259.07 : x - Step 2: Convert to fraction form
247,233.63/341,226.11 = 145,259.07/x - Step 3: Cross multiply
247,233.63x = 341,226.11 × 145,259.07 - Step 4: Simplify right side
247,233.63x = 49,566,187,398.32 - Step 5: Solve for x
x = 49,566,187,398.32/247,233.63 - Step 6: Final answer
x = 200,483.19
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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.