Finding the Fourth Proportional to 575, 793.68 and 368
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Solution
The fourth proportional to 575, 793.68 and 368 is: 507.96
Step by Step Solution
- Step 1: Write the proportion equation
575 : 793.68 = 368 : x - Step 2: Convert to fraction form
575/793.68 = 368/x - Step 3: Cross multiply
575x = 793.68 × 368 - Step 4: Simplify right side
575x = 292,074.24 - Step 5: Solve for x
x = 292,074.24/575 - Step 6: Final answer
x = 507.96
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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.