Finding the Fourth Proportional to 430,955.16, 594,735.66 and 239,956.44
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Solution
The fourth proportional to 430,955.16, 594,735.66 and 239,956.44 is: 331,149.65
Step by Step Solution
- Step 1: Write the proportion equation
430,955.16 : 594,735.66 = 239,956.44 : x - Step 2: Convert to fraction form
430,955.16/594,735.66 = 239,956.44/x - Step 3: Cross multiply
430,955.16x = 594,735.66 × 239,956.44 - Step 4: Simplify right side
430,955.16x = 142,710,651,714.65 - Step 5: Solve for x
x = 142,710,651,714.65/430,955.16 - Step 6: Final answer
x = 331,149.65
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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.