Finding the Fourth Proportional to 247,597.56, 341,683.68 and 134,420.28
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Solution
The fourth proportional to 247,597.56, 341,683.68 and 134,420.28 is: 185,499.47
Step by Step Solution
- Step 1: Write the proportion equation
247,597.56 : 341,683.68 = 134,420.28 : x - Step 2: Convert to fraction form
247,597.56/341,683.68 = 134,420.28/x - Step 3: Cross multiply
247,597.56x = 341,683.68 × 134,420.28 - Step 4: Simplify right side
247,597.56x = 45,929,215,937.03 - Step 5: Solve for x
x = 45,929,215,937.03/247,597.56 - Step 6: Final answer
x = 185,499.47
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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.