Finding the Fourth Proportional to 558,995.98, 771,375.54 and 317,283.48
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Solution
The fourth proportional to 558,995.98, 771,375.54 and 317,283.48 is: 437,829.12
Step by Step Solution
- Step 1: Write the proportion equation
558,995.98 : 771,375.54 = 317,283.48 : x - Step 2: Convert to fraction form
558,995.98/771,375.54 = 317,283.48/x - Step 3: Cross multiply
558,995.98x = 771,375.54 × 317,283.48 - Step 4: Simplify right side
558,995.98x = 244,744,715,718.08 - Step 5: Solve for x
x = 244,744,715,718.08/558,995.98 - Step 6: Final answer
x = 437,829.12
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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.