Finding the Fourth Proportional to 783,421.84, 1,175,160.60 and 250,873.67
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Solution
The fourth proportional to 783,421.84, 1,175,160.60 and 250,873.67 is: 376,319.42
Step by Step Solution
- Step 1: Write the proportion equation
783,421.84 : 1,175,160.60 = 250,873.67 : x - Step 2: Convert to fraction form
783,421.84/1,175,160.60 = 250,873.67/x - Step 3: Cross multiply
783,421.84x = 1,175,160.60 × 250,873.67 - Step 4: Simplify right side
783,421.84x = 294,816,852,561.40 - Step 5: Solve for x
x = 294,816,852,561.40/783,421.84 - Step 6: Final answer
x = 376,319.42
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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.