Finding the Fourth Proportional to 456,652.28, 630,170.70 and 252,703.07
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Solution
The fourth proportional to 456,652.28, 630,170.70 and 252,703.07 is: 348,725.01
Step by Step Solution
- Step 1: Write the proportion equation
456,652.28 : 630,170.70 = 252,703.07 : x - Step 2: Convert to fraction form
456,652.28/630,170.70 = 252,703.07/x - Step 3: Cross multiply
456,652.28x = 630,170.70 × 252,703.07 - Step 4: Simplify right side
456,652.28x = 159,246,067,363.20 - Step 5: Solve for x
x = 159,246,067,363.20/456,652.28 - Step 6: Final answer
x = 348,725.01
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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.