Finding the Fourth Proportional to 334,987.65, 502,335.98 and 121,684.68
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Solution
The fourth proportional to 334,987.65, 502,335.98 and 121,684.68 is: 182,474.17
Step by Step Solution
- Step 1: Write the proportion equation
334,987.65 : 502,335.98 = 121,684.68 : x - Step 2: Convert to fraction form
334,987.65/502,335.98 = 121,684.68/x - Step 3: Cross multiply
334,987.65x = 502,335.98 × 121,684.68 - Step 4: Simplify right side
334,987.65x = 61,126,592,826.68 - Step 5: Solve for x
x = 61,126,592,826.68/334,987.65 - Step 6: Final answer
x = 182,474.17
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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.