Finding the Fourth Proportional to 319,898.98, 441,460.76 and 174,706.75
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Solution
The fourth proportional to 319,898.98, 441,460.76 and 174,706.75 is: 241,095.41
Step by Step Solution
- Step 1: Write the proportion equation
319,898.98 : 441,460.76 = 174,706.75 : x - Step 2: Convert to fraction form
319,898.98/441,460.76 = 174,706.75/x - Step 3: Cross multiply
319,898.98x = 441,460.76 × 174,706.75 - Step 4: Simplify right side
319,898.98x = 77,126,174,632.13 - Step 5: Solve for x
x = 77,126,174,632.13/319,898.98 - Step 6: Final answer
x = 241,095.41
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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.