Finding the Fourth Proportional to 519,159.08, 778,403.82 and 203,647.88
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Solution
The fourth proportional to 519,159.08, 778,403.82 and 203,647.88 is: 305,340.49
Step by Step Solution
- Step 1: Write the proportion equation
519,159.08 : 778,403.82 = 203,647.88 : x - Step 2: Convert to fraction form
519,159.08/778,403.82 = 203,647.88/x - Step 3: Cross multiply
519,159.08x = 778,403.82 × 203,647.88 - Step 4: Simplify right side
519,159.08x = 158,520,287,726.90 - Step 5: Solve for x
x = 158,520,287,726.90/519,159.08 - Step 6: Final answer
x = 305,340.49
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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.