Finding the Fourth Proportional to 302,547.63, 417,512.30 and 166,578.80
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Solution
The fourth proportional to 302,547.63, 417,512.30 and 166,578.80 is: 229,876.86
Step by Step Solution
- Step 1: Write the proportion equation
302,547.63 : 417,512.30 = 166,578.80 : x - Step 2: Convert to fraction form
302,547.63/417,512.30 = 166,578.80/x - Step 3: Cross multiply
302,547.63x = 417,512.30 × 166,578.80 - Step 4: Simplify right side
302,547.63x = 69,548,697,919.24 - Step 5: Solve for x
x = 69,548,697,919.24/302,547.63 - Step 6: Final answer
x = 229,876.86
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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.