Finding the Fourth Proportional to 343,159.41, 473,572.14 and 207,166.80
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Solution
The fourth proportional to 343,159.41, 473,572.14 and 207,166.80 is: 285,897.52
Step by Step Solution
- Step 1: Write the proportion equation
343,159.41 : 473,572.14 = 207,166.80 : x - Step 2: Convert to fraction form
343,159.41/473,572.14 = 207,166.80/x - Step 3: Cross multiply
343,159.41x = 473,572.14 × 207,166.80 - Step 4: Simplify right side
343,159.41x = 98,108,424,812.95 - Step 5: Solve for x
x = 98,108,424,812.95/343,159.41 - Step 6: Final answer
x = 285,897.52
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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.