Finding the Fourth Proportional to 415,875.15, 623,378.57 and 301,747.23
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Solution
The fourth proportional to 415,875.15, 623,378.57 and 301,747.23 is: 452,305.83
Step by Step Solution
- Step 1: Write the proportion equation
415,875.15 : 623,378.57 = 301,747.23 : x - Step 2: Convert to fraction form
415,875.15/623,378.57 = 301,747.23/x - Step 3: Cross multiply
415,875.15x = 623,378.57 × 301,747.23 - Step 4: Simplify right side
415,875.15x = 188,102,755,230.13 - Step 5: Solve for x
x = 188,102,755,230.13/415,875.15 - Step 6: Final answer
x = 452,305.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.