Finding the Fourth Proportional to 427,673.13, 641,322.86 and 203,097.93
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Solution
The fourth proportional to 427,673.13, 641,322.86 and 203,097.93 is: 304,558.17
Step by Step Solution
- Step 1: Write the proportion equation
427,673.13 : 641,322.86 = 203,097.93 : x - Step 2: Convert to fraction form
427,673.13/641,322.86 = 203,097.93/x - Step 3: Cross multiply
427,673.13x = 641,322.86 × 203,097.93 - Step 4: Simplify right side
427,673.13x = 130,251,344,312.19 - Step 5: Solve for x
x = 130,251,344,312.19/427,673.13 - Step 6: Final answer
x = 304,558.17
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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.