Finding the Fourth Proportional to 411,472.48, 616,573.68 and 277,828.96
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Solution
The fourth proportional to 411,472.48, 616,573.68 and 277,828.96 is: 416,314.66
Step by Step Solution
- Step 1: Write the proportion equation
411,472.48 : 616,573.68 = 277,828.96 : x - Step 2: Convert to fraction form
411,472.48/616,573.68 = 277,828.96/x - Step 3: Cross multiply
411,472.48x = 616,573.68 × 277,828.96 - Step 4: Simplify right side
411,472.48x = 171,302,024,277.77 - Step 5: Solve for x
x = 171,302,024,277.77/411,472.48 - Step 6: Final answer
x = 416,314.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.