Finding the Fourth Proportional to 318,266.68, 439,202.28 and 175,027.12
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Solution
The fourth proportional to 318,266.68, 439,202.28 and 175,027.12 is: 241,534.27
Step by Step Solution
- Step 1: Write the proportion equation
318,266.68 : 439,202.28 = 175,027.12 : x - Step 2: Convert to fraction form
318,266.68/439,202.28 = 175,027.12/x - Step 3: Cross multiply
318,266.68x = 439,202.28 × 175,027.12 - Step 4: Simplify right side
318,266.68x = 76,872,310,165.83 - Step 5: Solve for x
x = 76,872,310,165.83/318,266.68 - Step 6: Final answer
x = 241,534.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.