Finding the Fourth Proportional to 783,420.84, 1,175,159.10 and 250,872.67
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Solution
The fourth proportional to 783,420.84, 1,175,159.10 and 250,872.67 is: 376,317.92
Step by Step Solution
- Step 1: Write the proportion equation
783,420.84 : 1,175,159.10 = 250,872.67 : x - Step 2: Convert to fraction form
783,420.84/1,175,159.10 = 250,872.67/x - Step 3: Cross multiply
783,420.84x = 1,175,159.10 × 250,872.67 - Step 4: Simplify right side
783,420.84x = 294,815,301,091.80 - Step 5: Solve for x
x = 294,815,301,091.80/783,420.84 - Step 6: Final answer
x = 376,317.92
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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.