Finding the Fourth Proportional to 369,580.68, 554,366.16 and 89,095.68
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Solution
The fourth proportional to 369,580.68, 554,366.16 and 89,095.68 is: 133,642.35
Step by Step Solution
- Step 1: Write the proportion equation
369,580.68 : 554,366.16 = 89,095.68 : x - Step 2: Convert to fraction form
369,580.68/554,366.16 = 89,095.68/x - Step 3: Cross multiply
369,580.68x = 554,366.16 × 89,095.68 - Step 4: Simplify right side
369,580.68x = 49,391,629,994.19 - Step 5: Solve for x
x = 49,391,629,994.19/369,580.68 - Step 6: Final answer
x = 133,642.35
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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.