Finding the Fourth Proportional to 556,946.44, 768,586.96 and 302,297.74
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Solution
The fourth proportional to 556,946.44, 768,586.96 and 302,297.74 is: 417,171.35
Step by Step Solution
- Step 1: Write the proportion equation
556,946.44 : 768,586.96 = 302,297.74 : x - Step 2: Convert to fraction form
556,946.44/768,586.96 = 302,297.74/x - Step 3: Cross multiply
556,946.44x = 768,586.96 × 302,297.74 - Step 4: Simplify right side
556,946.44x = 232,342,101,001.47 - Step 5: Solve for x
x = 232,342,101,001.47/556,946.44 - Step 6: Final answer
x = 417,171.35
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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.