Finding the Fourth Proportional to 452,995.97, 625,138.64 and 249,048.32
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Solution
The fourth proportional to 452,995.97, 625,138.64 and 249,048.32 is: 343,688.99
Step by Step Solution
- Step 1: Write the proportion equation
452,995.97 : 625,138.64 = 249,048.32 : x - Step 2: Convert to fraction form
452,995.97/625,138.64 = 249,048.32/x - Step 3: Cross multiply
452,995.97x = 625,138.64 × 249,048.32 - Step 4: Simplify right side
452,995.97x = 155,689,723,688.15 - Step 5: Solve for x
x = 155,689,723,688.15/452,995.97 - Step 6: Final answer
x = 343,688.99
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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.