Finding the Fourth Proportional to 316,801.88, 475,202.84 and 106,439.84
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Solution
The fourth proportional to 316,801.88, 475,202.84 and 106,439.84 is: 159,659.77
Step by Step Solution
- Step 1: Write the proportion equation
316,801.88 : 475,202.84 = 106,439.84 : x - Step 2: Convert to fraction form
316,801.88/475,202.84 = 106,439.84/x - Step 3: Cross multiply
316,801.88x = 475,202.84 × 106,439.84 - Step 4: Simplify right side
316,801.88x = 50,580,514,257.15 - Step 5: Solve for x
x = 50,580,514,257.15/316,801.88 - Step 6: Final answer
x = 159,659.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.