Finding the Fourth Proportional to 664,499.60, 997,733.55 and 514,908.80
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Solution
The fourth proportional to 664,499.60, 997,733.55 and 514,908.80 is: 773,125.80
Step by Step Solution
- Step 1: Write the proportion equation
664,499.60 : 997,733.55 = 514,908.80 : x - Step 2: Convert to fraction form
664,499.60/997,733.55 = 514,908.80/x - Step 3: Cross multiply
664,499.60x = 997,733.55 × 514,908.80 - Step 4: Simplify right side
664,499.60x = 513,741,784,950.24 - Step 5: Solve for x
x = 513,741,784,950.24/664,499.60 - Step 6: Final answer
x = 773,125.80
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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.