Finding the Fourth Proportional to 904,058.18, 1,355,545.98 and 305,006.07
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Solution
The fourth proportional to 904,058.18, 1,355,545.98 and 305,006.07 is: 457,326.49
Step by Step Solution
- Step 1: Write the proportion equation
904,058.18 : 1,355,545.98 = 305,006.07 : x - Step 2: Convert to fraction form
904,058.18/1,355,545.98 = 305,006.07/x - Step 3: Cross multiply
904,058.18x = 1,355,545.98 × 305,006.07 - Step 4: Simplify right side
904,058.18x = 413,449,752,064.10 - Step 5: Solve for x
x = 413,449,752,064.10/904,058.18 - Step 6: Final answer
x = 457,326.49
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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.