Finding the Fourth Proportional to 472,234.65, 651,932.99 and 379,347.36
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Solution
The fourth proportional to 472,234.65, 651,932.99 and 379,347.36 is: 523,699.52
Step by Step Solution
- Step 1: Write the proportion equation
472,234.65 : 651,932.99 = 379,347.36 : x - Step 2: Convert to fraction form
472,234.65/651,932.99 = 379,347.36/x - Step 3: Cross multiply
472,234.65x = 651,932.99 × 379,347.36 - Step 4: Simplify right side
472,234.65x = 247,309,058,653.41 - Step 5: Solve for x
x = 247,309,058,653.41/472,234.65 - Step 6: Final answer
x = 523,699.52
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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.