Finding the Fourth Proportional to 472,705.64, 652,574.68 and 365,033.96
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Solution
The fourth proportional to 472,705.64, 652,574.68 and 365,033.96 is: 503,932.89
Step by Step Solution
- Step 1: Write the proportion equation
472,705.64 : 652,574.68 = 365,033.96 : x - Step 2: Convert to fraction form
472,705.64/652,574.68 = 365,033.96/x - Step 3: Cross multiply
472,705.64x = 652,574.68 × 365,033.96 - Step 4: Simplify right side
472,705.64x = 238,211,919,636.13 - Step 5: Solve for x
x = 238,211,919,636.13/472,705.64 - Step 6: Final answer
x = 503,932.89
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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.