Finding the Fourth Proportional to 432,713.20, 597,176.54 and 249,008.08
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Solution
The fourth proportional to 432,713.20, 597,176.54 and 249,008.08 is: 343,649.75
Step by Step Solution
- Step 1: Write the proportion equation
432,713.20 : 597,176.54 = 249,008.08 : x - Step 2: Convert to fraction form
432,713.20/597,176.54 = 249,008.08/x - Step 3: Cross multiply
432,713.20x = 597,176.54 × 249,008.08 - Step 4: Simplify right side
432,713.20x = 148,701,783,646.44 - Step 5: Solve for x
x = 148,701,783,646.44/432,713.20 - Step 6: Final answer
x = 343,649.75
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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.