Finding the Fourth Proportional to 829,874.03, 1,145,335.29 and 467,368.75
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Solution
The fourth proportional to 829,874.03, 1,145,335.29 and 467,368.75 is: 645,030.33
Step by Step Solution
- Step 1: Write the proportion equation
829,874.03 : 1,145,335.29 = 467,368.75 : x - Step 2: Convert to fraction form
829,874.03/1,145,335.29 = 467,368.75/x - Step 3: Cross multiply
829,874.03x = 1,145,335.29 × 467,368.75 - Step 4: Simplify right side
829,874.03x = 535,293,922,818.19 - Step 5: Solve for x
x = 535,293,922,818.19/829,874.03 - Step 6: Final answer
x = 645,030.33
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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.