Finding the Fourth Proportional to 430,945.92, 594,714.96 and 239,977.08
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Solution
The fourth proportional to 430,945.92, 594,714.96 and 239,977.08 is: 331,173.71
Step by Step Solution
- Step 1: Write the proportion equation
430,945.92 : 594,714.96 = 239,977.08 : x - Step 2: Convert to fraction form
430,945.92/594,714.96 = 239,977.08/x - Step 3: Cross multiply
430,945.92x = 594,714.96 × 239,977.08 - Step 4: Simplify right side
430,945.92x = 142,717,959,533.12 - Step 5: Solve for x
x = 142,717,959,533.12/430,945.92 - Step 6: Final answer
x = 331,173.71
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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.