Finding the Fourth Proportional to 634,564.23, 875,556.97 and 376,309.94
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Solution
The fourth proportional to 634,564.23, 875,556.97 and 376,309.94 is: 519,223.70
Step by Step Solution
- Step 1: Write the proportion equation
634,564.23 : 875,556.97 = 376,309.94 : x - Step 2: Convert to fraction form
634,564.23/875,556.97 = 376,309.94/x - Step 3: Cross multiply
634,564.23x = 875,556.97 × 376,309.94 - Step 4: Simplify right side
634,564.23x = 329,480,785,528.72 - Step 5: Solve for x
x = 329,480,785,528.72/634,564.23 - Step 6: Final answer
x = 519,223.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.