Finding the Fourth Proportional to 750,902.04, 1,035,414.63 and 478,538.73
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Solution
The fourth proportional to 750,902.04, 1,035,414.63 and 478,538.73 is: 659,854.38
Step by Step Solution
- Step 1: Write the proportion equation
750,902.04 : 1,035,414.63 = 478,538.73 : x - Step 2: Convert to fraction form
750,902.04/1,035,414.63 = 478,538.73/x - Step 3: Cross multiply
750,902.04x = 1,035,414.63 × 478,538.73 - Step 4: Simplify right side
750,902.04x = 495,486,002,063.62 - Step 5: Solve for x
x = 495,486,002,063.62/750,902.04 - Step 6: Final answer
x = 659,854.38
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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.