Finding the Fourth Proportional to 431,129.84, 594,950.99 and 270,073.71
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Solution
The fourth proportional to 431,129.84, 594,950.99 and 270,073.71 is: 372,696.59
Step by Step Solution
- Step 1: Write the proportion equation
431,129.84 : 594,950.99 = 270,073.71 : x - Step 2: Convert to fraction form
431,129.84/594,950.99 = 270,073.71/x - Step 3: Cross multiply
431,129.84x = 594,950.99 × 270,073.71 - Step 4: Simplify right side
431,129.84x = 160,680,619,787.10 - Step 5: Solve for x
x = 160,680,619,787.10/431,129.84 - Step 6: Final answer
x = 372,696.59
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1.5x scale
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.