Finding the Fourth Proportional to 639,827.73, 960,332.00 and 324,506.07
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Solution
The fourth proportional to 639,827.73, 960,332.00 and 324,506.07 is: 487,058.54
Step by Step Solution
- Step 1: Write the proportion equation
639,827.73 : 960,332.00 = 324,506.07 : x - Step 2: Convert to fraction form
639,827.73/960,332.00 = 324,506.07/x - Step 3: Cross multiply
639,827.73x = 960,332.00 × 324,506.07 - Step 4: Simplify right side
639,827.73x = 311,633,561,592.71 - Step 5: Solve for x
x = 311,633,561,592.71/639,827.73 - Step 6: Final answer
x = 487,058.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.