Finding the Fourth Proportional to 472,702.14, 709,232.36 and 283,298.43
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Solution
The fourth proportional to 472,702.14, 709,232.36 and 283,298.43 is: 425,055.01
Step by Step Solution
- Step 1: Write the proportion equation
472,702.14 : 709,232.36 = 283,298.43 : x - Step 2: Convert to fraction form
472,702.14/709,232.36 = 283,298.43/x - Step 3: Cross multiply
472,702.14x = 709,232.36 × 283,298.43 - Step 4: Simplify right side
472,702.14x = 200,924,412,676.70 - Step 5: Solve for x
x = 200,924,412,676.70/472,702.14 - Step 6: Final answer
x = 425,055.01
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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.