Finding the Fourth Proportional to 368,160.54, 508,042.99 and 207,005.98
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Solution
The fourth proportional to 368,160.54, 508,042.99 and 207,005.98 is: 285,657.81
Step by Step Solution
- Step 1: Write the proportion equation
368,160.54 : 508,042.99 = 207,005.98 : x - Step 2: Convert to fraction form
368,160.54/508,042.99 = 207,005.98/x - Step 3: Cross multiply
368,160.54x = 508,042.99 × 207,005.98 - Step 4: Simplify right side
368,160.54x = 105,167,935,803.90 - Step 5: Solve for x
x = 105,167,935,803.90/368,160.54 - Step 6: Final answer
x = 285,657.81
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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.