Finding the Fourth Proportional to 556,944.19, 768,562.39 and 302,289.91
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Solution
The fourth proportional to 556,944.19, 768,562.39 and 302,289.91 is: 417,148.90
Step by Step Solution
- Step 1: Write the proportion equation
556,944.19 : 768,562.39 = 302,289.91 : x - Step 2: Convert to fraction form
556,944.19/768,562.39 = 302,289.91/x - Step 3: Cross multiply
556,944.19x = 768,562.39 × 302,289.91 - Step 4: Simplify right side
556,944.19x = 232,328,655,702.49 - Step 5: Solve for x
x = 232,328,655,702.49/556,944.19 - Step 6: Final answer
x = 417,148.90
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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.