Finding the Fourth Proportional to 318,995.08, 440,182.02 and 175,750.36
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Solution
The fourth proportional to 318,995.08, 440,182.02 and 175,750.36 is: 242,518.31
Step by Step Solution
- Step 1: Write the proportion equation
318,995.08 : 440,182.02 = 175,750.36 : x - Step 2: Convert to fraction form
318,995.08/440,182.02 = 175,750.36/x - Step 3: Cross multiply
318,995.08x = 440,182.02 × 175,750.36 - Step 4: Simplify right side
318,995.08x = 77,362,148,480.53 - Step 5: Solve for x
x = 77,362,148,480.53/318,995.08 - Step 6: Final answer
x = 242,518.31
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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.