Finding the Fourth Proportional to 472,351.17, 707,399.24 and 261,466.05
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Solution
The fourth proportional to 472,351.17, 707,399.24 and 261,466.05 is: 391,574.95
Step by Step Solution
- Step 1: Write the proportion equation
472,351.17 : 707,399.24 = 261,466.05 : x - Step 2: Convert to fraction form
472,351.17/707,399.24 = 261,466.05/x - Step 3: Cross multiply
472,351.17x = 707,399.24 × 261,466.05 - Step 4: Simplify right side
472,351.17x = 184,960,883,748.47 - Step 5: Solve for x
x = 184,960,883,748.47/472,351.17 - Step 6: Final answer
x = 391,574.95
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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.