Finding the Fourth Proportional to 674,503.20, 1,011,887.64 and 201,178.08
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Solution
The fourth proportional to 674,503.20, 1,011,887.64 and 201,178.08 is: 301,806.74
Step by Step Solution
- Step 1: Write the proportion equation
674,503.20 : 1,011,887.64 = 201,178.08 : x - Step 2: Convert to fraction form
674,503.20/1,011,887.64 = 201,178.08/x - Step 3: Cross multiply
674,503.20x = 1,011,887.64 × 201,178.08 - Step 4: Simplify right side
674,503.20x = 203,569,612,590.93 - Step 5: Solve for x
x = 203,569,612,590.93/674,503.20 - Step 6: Final answer
x = 301,806.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.