Finding the Fourth Proportional to 546,657.12, 754,405.56 and 317,197.08
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Solution
The fourth proportional to 546,657.12, 754,405.56 and 317,197.08 is: 437,742.84
Step by Step Solution
- Step 1: Write the proportion equation
546,657.12 : 754,405.56 = 317,197.08 : x - Step 2: Convert to fraction form
546,657.12/754,405.56 = 317,197.08/x - Step 3: Cross multiply
546,657.12x = 754,405.56 × 317,197.08 - Step 4: Simplify right side
546,657.12x = 239,295,240,767.77 - Step 5: Solve for x
x = 239,295,240,767.77/546,657.12 - Step 6: Final answer
x = 437,742.84
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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.