Finding the Fourth Proportional to 435.01, 652.08 and 313.84
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Solution
The fourth proportional to 435.01, 652.08 and 313.84 is: 470.45
Step by Step Solution
- Step 1: Write the proportion equation
435.01 : 652.08 = 313.84 : x - Step 2: Convert to fraction form
435.01/652.08 = 313.84/x - Step 3: Cross multiply
435.01x = 652.08 × 313.84 - Step 4: Simplify right side
435.01x = 204,648.79 - Step 5: Solve for x
x = 204,648.79/435.01 - Step 6: Final answer
x = 470.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.