Finding the Fourth Proportional to 430,983.41, 595,133.19 and 270,114.98
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Solution
The fourth proportional to 430,983.41, 595,133.19 and 270,114.98 is: 372,994.38
Step by Step Solution
- Step 1: Write the proportion equation
430,983.41 : 595,133.19 = 270,114.98 : x - Step 2: Convert to fraction form
430,983.41/595,133.19 = 270,114.98/x - Step 3: Cross multiply
430,983.41x = 595,133.19 × 270,114.98 - Step 4: Simplify right side
430,983.41x = 160,754,386,738.52 - Step 5: Solve for x
x = 160,754,386,738.52/430,983.41 - Step 6: Final answer
x = 372,994.38
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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.