Finding the Fourth Proportional to 671,106.24, 1,006,816.96 and 221,827.09
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Solution
The fourth proportional to 671,106.24, 1,006,816.96 and 221,827.09 is: 332,792.74
Step by Step Solution
- Step 1: Write the proportion equation
671,106.24 : 1,006,816.96 = 221,827.09 : x - Step 2: Convert to fraction form
671,106.24/1,006,816.96 = 221,827.09/x - Step 3: Cross multiply
671,106.24x = 1,006,816.96 × 221,827.09 - Step 4: Simplify right side
671,106.24x = 223,339,280,918.87 - Step 5: Solve for x
x = 223,339,280,918.87/671,106.24 - Step 6: Final answer
x = 332,792.74
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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.