Finding the Fourth Proportional to 608,337.68, 912,428.74 and 253,285.52
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Solution
The fourth proportional to 608,337.68, 912,428.74 and 253,285.52 is: 379,895.90
Step by Step Solution
- Step 1: Write the proportion equation
608,337.68 : 912,428.74 = 253,285.52 : x - Step 2: Convert to fraction form
608,337.68/912,428.74 = 253,285.52/x - Step 3: Cross multiply
608,337.68x = 912,428.74 × 253,285.52 - Step 4: Simplify right side
608,337.68x = 231,104,987,873.85 - Step 5: Solve for x
x = 231,104,987,873.85/608,337.68 - Step 6: Final answer
x = 379,895.90
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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.