Finding the Fourth Proportional to 493,898.13, 741,859.70 and 325,661.13
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Solution
The fourth proportional to 493,898.13, 741,859.70 and 325,661.13 is: 489,159.31
Step by Step Solution
- Step 1: Write the proportion equation
493,898.13 : 741,859.70 = 325,661.13 : x - Step 2: Convert to fraction form
493,898.13/741,859.70 = 325,661.13/x - Step 3: Cross multiply
493,898.13x = 741,859.70 × 325,661.13 - Step 4: Simplify right side
493,898.13x = 241,594,866,575.16 - Step 5: Solve for x
x = 241,594,866,575.16/493,898.13 - Step 6: Final answer
x = 489,159.31
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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.