Finding the Fourth Proportional to 602,642.10, 903,934.35 and 203,243.70
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Solution
The fourth proportional to 602,642.10, 903,934.35 and 203,243.70 is: 304,855.84
Step by Step Solution
- Step 1: Write the proportion equation
602,642.10 : 903,934.35 = 203,243.70 : x - Step 2: Convert to fraction form
602,642.10/903,934.35 = 203,243.70/x - Step 3: Cross multiply
602,642.10x = 903,934.35 × 203,243.70 - Step 4: Simplify right side
602,642.10x = 183,718,961,851.10 - Step 5: Solve for x
x = 183,718,961,851.10/602,642.10 - Step 6: Final answer
x = 304,855.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.