Finding the Fourth Proportional to 606,124.60, 908,603.70 and 471,113.80
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Solution
The fourth proportional to 606,124.60, 908,603.70 and 471,113.80 is: 706,217.40
Step by Step Solution
- Step 1: Write the proportion equation
606,124.60 : 908,603.70 = 471,113.80 : x - Step 2: Convert to fraction form
606,124.60/908,603.70 = 471,113.80/x - Step 3: Cross multiply
606,124.60x = 908,603.70 × 471,113.80 - Step 4: Simplify right side
606,124.60x = 428,055,741,801.06 - Step 5: Solve for x
x = 428,055,741,801.06/606,124.60 - Step 6: Final answer
x = 706,217.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.