Finding the Fourth Proportional to 635,056.74, 876,381.12 and 348,579.18
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Solution
The fourth proportional to 635,056.74, 876,381.12 and 348,579.18 is: 481,040.82
Step by Step Solution
- Step 1: Write the proportion equation
635,056.74 : 876,381.12 = 348,579.18 : x - Step 2: Convert to fraction form
635,056.74/876,381.12 = 348,579.18/x - Step 3: Cross multiply
635,056.74x = 876,381.12 × 348,579.18 - Step 4: Simplify right side
635,056.74x = 305,488,212,177.08 - Step 5: Solve for x
x = 305,488,212,177.08/635,056.74 - Step 6: Final answer
x = 481,040.82
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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.