Finding the Fourth Proportional to 472,808.16, 652,472.17 and 268,859.09
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Solution
The fourth proportional to 472,808.16, 652,472.17 and 268,859.09 is: 371,023.79
Step by Step Solution
- Step 1: Write the proportion equation
472,808.16 : 652,472.17 = 268,859.09 : x - Step 2: Convert to fraction form
472,808.16/652,472.17 = 268,859.09/x - Step 3: Cross multiply
472,808.16x = 652,472.17 × 268,859.09 - Step 4: Simplify right side
472,808.16x = 175,423,074,835.56 - Step 5: Solve for x
x = 175,423,074,835.56/472,808.16 - Step 6: Final answer
x = 371,023.79
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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.