Finding the Fourth Proportional to 430,818.67, 594,478.17 and 249,505.42
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Solution
The fourth proportional to 430,818.67, 594,478.17 and 249,505.42 is: 344,287.60
Step by Step Solution
- Step 1: Write the proportion equation
430,818.67 : 594,478.17 = 249,505.42 : x - Step 2: Convert to fraction form
430,818.67/594,478.17 = 249,505.42/x - Step 3: Cross multiply
430,818.67x = 594,478.17 × 249,505.42 - Step 4: Simplify right side
430,818.67x = 148,325,525,486.68 - Step 5: Solve for x
x = 148,325,525,486.68/430,818.67 - Step 6: Final answer
x = 344,287.60
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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.