Finding the Fourth Proportional to 472,800.70, 652,461.81 and 268,851.62
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Solution
The fourth proportional to 472,800.70, 652,461.81 and 268,851.62 is: 371,013.45
Step by Step Solution
- Step 1: Write the proportion equation
472,800.70 : 652,461.81 = 268,851.62 : x - Step 2: Convert to fraction form
472,800.70/652,461.81 = 268,851.62/x - Step 3: Cross multiply
472,800.70x = 652,461.81 × 268,851.62 - Step 4: Simplify right side
472,800.70x = 175,415,416,452.96 - Step 5: Solve for x
x = 175,415,416,452.96/472,800.70 - Step 6: Final answer
x = 371,013.45
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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.