Finding the Fourth Proportional to 433,528.18, 598,292.13 and 242,530.18
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Solution
The fourth proportional to 433,528.18, 598,292.13 and 242,530.18 is: 334,704.65
Step by Step Solution
- Step 1: Write the proportion equation
433,528.18 : 598,292.13 = 242,530.18 : x - Step 2: Convert to fraction form
433,528.18/598,292.13 = 242,530.18/x - Step 3: Cross multiply
433,528.18x = 598,292.13 × 242,530.18 - Step 4: Simplify right side
433,528.18x = 145,103,897,981.48 - Step 5: Solve for x
x = 145,103,897,981.48/433,528.18 - Step 6: Final answer
x = 334,704.65
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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.