Finding the Fourth Proportional to 463,894.21, 695,950.26 and 144,029.65
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Solution
The fourth proportional to 463,894.21, 695,950.26 and 144,029.65 is: 216,078.30
Step by Step Solution
- Step 1: Write the proportion equation
463,894.21 : 695,950.26 = 144,029.65 : x - Step 2: Convert to fraction form
463,894.21/695,950.26 = 144,029.65/x - Step 3: Cross multiply
463,894.21x = 695,950.26 × 144,029.65 - Step 4: Simplify right side
463,894.21x = 100,237,472,365.21 - Step 5: Solve for x
x = 100,237,472,365.21/463,894.21 - Step 6: Final answer
x = 216,078.30
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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.