Finding the Fourth Proportional to 960,903.41, 1,441,336.88 and 286,986.65
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Solution
The fourth proportional to 960,903.41, 1,441,336.88 and 286,986.65 is: 430,474.52
Step by Step Solution
- Step 1: Write the proportion equation
960,903.41 : 1,441,336.88 = 286,986.65 : x - Step 2: Convert to fraction form
960,903.41/1,441,336.88 = 286,986.65/x - Step 3: Cross multiply
960,903.41x = 1,441,336.88 × 286,986.65 - Step 4: Simplify right side
960,903.41x = 413,644,436,223.43 - Step 5: Solve for x
x = 413,644,436,223.43/960,903.41 - Step 6: Final answer
x = 430,474.52
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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.