Finding the Fourth Proportional to 377,461.88, 520,901.04 and 207,699.65
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Solution
The fourth proportional to 377,461.88, 520,901.04 and 207,699.65 is: 286,627.52
Step by Step Solution
- Step 1: Write the proportion equation
377,461.88 : 520,901.04 = 207,699.65 : x - Step 2: Convert to fraction form
377,461.88/520,901.04 = 207,699.65/x - Step 3: Cross multiply
377,461.88x = 520,901.04 × 207,699.65 - Step 4: Simplify right side
377,461.88x = 108,190,961,088.13 - Step 5: Solve for x
x = 108,190,961,088.13/377,461.88 - Step 6: Final answer
x = 286,627.52
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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.