Finding the Fourth Proportional to 634,343.08, 875,405.46 and 347,846.08
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Solution
The fourth proportional to 634,343.08, 875,405.46 and 347,846.08 is: 480,034.18
Step by Step Solution
- Step 1: Write the proportion equation
634,343.08 : 875,405.46 = 347,846.08 : x - Step 2: Convert to fraction form
634,343.08/875,405.46 = 347,846.08/x - Step 3: Cross multiply
634,343.08x = 875,405.46 × 347,846.08 - Step 4: Simplify right side
634,343.08x = 304,506,357,671.60 - Step 5: Solve for x
x = 304,506,357,671.60/634,343.08 - Step 6: Final answer
x = 480,034.18
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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.