Finding the Fourth Proportional to 430,235.52, 593,730.72 and 239,265.60
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Solution
The fourth proportional to 430,235.52, 593,730.72 and 239,265.60 is: 330,189.70
Step by Step Solution
- Step 1: Write the proportion equation
430,235.52 : 593,730.72 = 239,265.60 : x - Step 2: Convert to fraction form
430,235.52/593,730.72 = 239,265.60/x - Step 3: Cross multiply
430,235.52x = 593,730.72 × 239,265.60 - Step 4: Simplify right side
430,235.52x = 142,059,336,959.23 - Step 5: Solve for x
x = 142,059,336,959.23/430,235.52 - Step 6: Final answer
x = 330,189.70
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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.