Finding the Fourth Proportional to 473.91, 653.99 and 266.91
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Solution
The fourth proportional to 473.91, 653.99 and 266.91 is: 368.33
Step by Step Solution
- Step 1: Write the proportion equation
473.91 : 653.99 = 266.91 : x - Step 2: Convert to fraction form
473.91/653.99 = 266.91/x - Step 3: Cross multiply
473.91x = 653.99 × 266.91 - Step 4: Simplify right side
473.91x = 174,554.19 - Step 5: Solve for x
x = 174,554.19/473.91 - Step 6: Final answer
x = 368.33
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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.