Finding the Fourth Proportional to 430,135.08, 593,619.66 and 258,059.52
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Solution
The fourth proportional to 430,135.08, 593,619.66 and 258,059.52 is: 356,142.09
Step by Step Solution
- Step 1: Write the proportion equation
430,135.08 : 593,619.66 = 258,059.52 : x - Step 2: Convert to fraction form
430,135.08/593,619.66 = 258,059.52/x - Step 3: Cross multiply
430,135.08x = 593,619.66 × 258,059.52 - Step 4: Simplify right side
430,135.08x = 153,189,204,522.16 - Step 5: Solve for x
x = 153,189,204,522.16/430,135.08 - Step 6: Final answer
x = 356,142.09
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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.