Finding the Fourth Proportional to 571,830.24, 858,211.92 and 239,639.52
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Solution
The fourth proportional to 571,830.24, 858,211.92 and 239,639.52 is: 359,654.80
Step by Step Solution
- Step 1: Write the proportion equation
571,830.24 : 858,211.92 = 239,639.52 : x - Step 2: Convert to fraction form
571,830.24/858,211.92 = 239,639.52/x - Step 3: Cross multiply
571,830.24x = 858,211.92 × 239,639.52 - Step 4: Simplify right side
571,830.24x = 205,661,492,567.08 - Step 5: Solve for x
x = 205,661,492,567.08/571,830.24 - Step 6: Final answer
x = 359,654.80
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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.