Finding the Fourth Proportional to 750, 1,125.08 and 202.17
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Solution
The fourth proportional to 750, 1,125.08 and 202.17 is: 303.28
Step by Step Solution
- Step 1: Write the proportion equation
750 : 1,125.08 = 202.17 : x - Step 2: Convert to fraction form
750/1,125.08 = 202.17/x - Step 3: Cross multiply
750x = 1,125.08 × 202.17 - Step 4: Simplify right side
750x = 227,457.42 - Step 5: Solve for x
x = 227,457.42/750 - Step 6: Final answer
x = 303.28
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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.