Finding the Fourth Proportional to 431,132.84, 594,955.12 and 270,076.71
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Solution
The fourth proportional to 431,132.84, 594,955.12 and 270,076.71 is: 372,700.72
Step by Step Solution
- Step 1: Write the proportion equation
431,132.84 : 594,955.12 = 270,076.71 : x - Step 2: Convert to fraction form
431,132.84/594,955.12 = 270,076.71/x - Step 3: Cross multiply
431,132.84x = 594,955.12 × 270,076.71 - Step 4: Simplify right side
431,132.84x = 160,683,521,407.26 - Step 5: Solve for x
x = 160,683,521,407.26/431,132.84 - Step 6: Final answer
x = 372,700.72
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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.