Finding the Fourth Proportional to 652.80, 900.84 and 372.99
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Solution
The fourth proportional to 652.80, 900.84 and 372.99 is: 514.71
Step by Step Solution
- Step 1: Write the proportion equation
652.80 : 900.84 = 372.99 : x - Step 2: Convert to fraction form
652.80/900.84 = 372.99/x - Step 3: Cross multiply
652.80x = 900.84 × 372.99 - Step 4: Simplify right side
652.80x = 336,002.99 - Step 5: Solve for x
x = 336,002.99/652.80 - Step 6: Final answer
x = 514.71
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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.