Finding the Fourth Proportional to 700,681.00, 966,939.77 and 378,391.08
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Solution
The fourth proportional to 700,681.00, 966,939.77 and 378,391.08 is: 522,179.69
Step by Step Solution
- Step 1: Write the proportion equation
700,681.00 : 966,939.77 = 378,391.08 : x - Step 2: Convert to fraction form
700,681.00/966,939.77 = 378,391.08/x - Step 3: Cross multiply
700,681.00x = 966,939.77 × 378,391.08 - Step 4: Simplify right side
700,681.00x = 365,881,384,811.23 - Step 5: Solve for x
x = 365,881,384,811.23/700,681.00 - Step 6: Final answer
x = 522,179.69
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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.