Finding the Fourth Proportional to 923,368.68, 1,274,778.90 and 703,854.09
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Solution
The fourth proportional to 923,368.68, 1,274,778.90 and 703,854.09 is: 971,722.74
Step by Step Solution
- Step 1: Write the proportion equation
923,368.68 : 1,274,778.90 = 703,854.09 : x - Step 2: Convert to fraction form
923,368.68/1,274,778.90 = 703,854.09/x - Step 3: Cross multiply
923,368.68x = 1,274,778.90 × 703,854.09 - Step 4: Simplify right side
923,368.68x = 897,258,342,610.70 - Step 5: Solve for x
x = 897,258,342,610.70/923,368.68 - Step 6: Final answer
x = 971,722.74
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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.