Finding the Fourth Proportional to 908,584, 1,253,871.84 and 506,201.92
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Solution
The fourth proportional to 908,584, 1,253,871.84 and 506,201.92 is: 698,573.09
Step by Step Solution
- Step 1: Write the proportion equation
908,584 : 1,253,871.84 = 506,201.92 : x - Step 2: Convert to fraction form
908,584/1,253,871.84 = 506,201.92/x - Step 3: Cross multiply
908,584x = 1,253,871.84 × 506,201.92 - Step 4: Simplify right side
908,584x = 634,712,332,841.93 - Step 5: Solve for x
x = 634,712,332,841.93/908,584 - Step 6: Final answer
x = 698,573.09
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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.