Finding the Fourth Proportional to 456,890.64, 630,501.21 and 252,937.23
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Solution
The fourth proportional to 456,890.64, 630,501.21 and 252,937.23 is: 349,049.02
Step by Step Solution
- Step 1: Write the proportion equation
456,890.64 : 630,501.21 = 252,937.23 : x - Step 2: Convert to fraction form
456,890.64/630,501.21 = 252,937.23/x - Step 3: Cross multiply
456,890.64x = 630,501.21 × 252,937.23 - Step 4: Simplify right side
456,890.64x = 159,477,229,569.05 - Step 5: Solve for x
x = 159,477,229,569.05/456,890.64 - Step 6: Final answer
x = 349,049.02
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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.