Finding the Fourth Proportional to 316,465.47, 474,550.61 and 183,383.91
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Solution
The fourth proportional to 316,465.47, 474,550.61 and 183,383.91 is: 274,990.33
Step by Step Solution
- Step 1: Write the proportion equation
316,465.47 : 474,550.61 = 183,383.91 : x - Step 2: Convert to fraction form
316,465.47/474,550.61 = 183,383.91/x - Step 3: Cross multiply
316,465.47x = 474,550.61 × 183,383.91 - Step 4: Simplify right side
316,465.47x = 87,024,945,437.77 - Step 5: Solve for x
x = 87,024,945,437.77/316,465.47 - Step 6: Final answer
x = 274,990.33
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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.