Finding the Fourth Proportional to 430,837.18, 594,576.12 and 239,850.52
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Solution
The fourth proportional to 430,837.18, 594,576.12 and 239,850.52 is: 331,005.30
Step by Step Solution
- Step 1: Write the proportion equation
430,837.18 : 594,576.12 = 239,850.52 : x - Step 2: Convert to fraction form
430,837.18/594,576.12 = 239,850.52/x - Step 3: Cross multiply
430,837.18x = 594,576.12 × 239,850.52 - Step 4: Simplify right side
430,837.18x = 142,609,391,561.58 - Step 5: Solve for x
x = 142,609,391,561.58/430,837.18 - Step 6: Final answer
x = 331,005.30
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1.5x scale
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.