Finding the Fourth Proportional to 556,953.94, 768,597.06 and 302,305.06
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Solution
The fourth proportional to 556,953.94, 768,597.06 and 302,305.06 is: 417,181.32
Step by Step Solution
- Step 1: Write the proportion equation
556,953.94 : 768,597.06 = 302,305.06 : x - Step 2: Convert to fraction form
556,953.94/768,597.06 = 302,305.06/x - Step 3: Cross multiply
556,953.94x = 768,597.06 × 302,305.06 - Step 4: Simplify right side
556,953.94x = 232,350,780,339.12 - Step 5: Solve for x
x = 232,350,780,339.12/556,953.94 - Step 6: Final answer
x = 417,181.32
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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.