Finding the Fourth Proportional to 435.96, 652.98 and 358.74
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Solution
The fourth proportional to 435.96, 652.98 and 358.74 is: 537.32
Step by Step Solution
- Step 1: Write the proportion equation
435.96 : 652.98 = 358.74 : x - Step 2: Convert to fraction form
435.96/652.98 = 358.74/x - Step 3: Cross multiply
435.96x = 652.98 × 358.74 - Step 4: Simplify right side
435.96x = 234,250.05 - Step 5: Solve for x
x = 234,250.05/435.96 - Step 6: Final answer
x = 537.32
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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.