Finding the Fourth Proportional to 343,232.13, 473,602.22 and 228,681.63
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Solution
The fourth proportional to 343,232.13, 473,602.22 and 228,681.63 is: 315,541.92
Step by Step Solution
- Step 1: Write the proportion equation
343,232.13 : 473,602.22 = 228,681.63 : x - Step 2: Convert to fraction form
343,232.13/473,602.22 = 228,681.63/x - Step 3: Cross multiply
343,232.13x = 473,602.22 × 228,681.63 - Step 4: Simplify right side
343,232.13x = 108,304,126,712.20 - Step 5: Solve for x
x = 108,304,126,712.20/343,232.13 - Step 6: Final answer
x = 315,541.92
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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.