Finding the Fourth Proportional to 430,837.68, 594,575.40 and 239,863.04
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Solution
The fourth proportional to 430,837.68, 594,575.40 and 239,863.04 is: 331,021.80
Step by Step Solution
- Step 1: Write the proportion equation
430,837.68 : 594,575.40 = 239,863.04 : x - Step 2: Convert to fraction form
430,837.68/594,575.40 = 239,863.04/x - Step 3: Cross multiply
430,837.68x = 594,575.40 × 239,863.04 - Step 4: Simplify right side
430,837.68x = 142,616,662,953.22 - Step 5: Solve for x
x = 142,616,662,953.22/430,837.68 - Step 6: Final answer
x = 331,021.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.