Finding the Fourth Proportional to 431.95, 595.79 and 332.63
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Solution
The fourth proportional to 431.95, 595.79 and 332.63 is: 458.79
Step by Step Solution
- Step 1: Write the proportion equation
431.95 : 595.79 = 332.63 : x - Step 2: Convert to fraction form
431.95/595.79 = 332.63/x - Step 3: Cross multiply
431.95x = 595.79 × 332.63 - Step 4: Simplify right side
431.95x = 198,172.99 - Step 5: Solve for x
x = 198,172.99/431.95 - Step 6: Final answer
x = 458.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.