Finding the Fourth Proportional to 259,558.08, 358,202.28 and 146,378.40
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Solution
The fourth proportional to 259,558.08, 358,202.28 and 146,378.40 is: 202,009.03
Step by Step Solution
- Step 1: Write the proportion equation
259,558.08 : 358,202.28 = 146,378.40 : x - Step 2: Convert to fraction form
259,558.08/358,202.28 = 146,378.40/x - Step 3: Cross multiply
259,558.08x = 358,202.28 × 146,378.40 - Step 4: Simplify right side
259,558.08x = 52,433,076,622.75 - Step 5: Solve for x
x = 52,433,076,622.75/259,558.08 - Step 6: Final answer
x = 202,009.03
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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.