Finding the Fourth Proportional to 1,090,904.97, 1,636,452.02 and 332,917.09
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Solution
The fourth proportional to 1,090,904.97, 1,636,452.02 and 332,917.09 is: 499,404.49
Step by Step Solution
- Step 1: Write the proportion equation
1,090,904.97 : 1,636,452.02 = 332,917.09 : x - Step 2: Convert to fraction form
1,090,904.97/1,636,452.02 = 332,917.09/x - Step 3: Cross multiply
1,090,904.97x = 1,636,452.02 × 332,917.09 - Step 4: Simplify right side
1,090,904.97x = 544,802,844,423.02 - Step 5: Solve for x
x = 544,802,844,423.02/1,090,904.97 - Step 6: Final answer
x = 499,404.49
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1.5x scale
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.