Finding the Fourth Proportional to 801,925.49, 1,106,657.97 and 434,403.45
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Solution
The fourth proportional to 801,925.49, 1,106,657.97 and 434,403.45 is: 599,477.19
Step by Step Solution
- Step 1: Write the proportion equation
801,925.49 : 1,106,657.97 = 434,403.45 : x - Step 2: Convert to fraction form
801,925.49/1,106,657.97 = 434,403.45/x - Step 3: Cross multiply
801,925.49x = 1,106,657.97 × 434,403.45 - Step 4: Simplify right side
801,925.49x = 480,736,040,138.00 - Step 5: Solve for x
x = 480,736,040,138.00/801,925.49 - Step 6: Final answer
x = 599,477.19
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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.