Finding the Fourth Proportional to 375,511.74, 563,261.43 and 91,204.62
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Solution
The fourth proportional to 375,511.74, 563,261.43 and 91,204.62 is: 136,805.43
Step by Step Solution
- Step 1: Write the proportion equation
375,511.74 : 563,261.43 = 91,204.62 : x - Step 2: Convert to fraction form
375,511.74/563,261.43 = 91,204.62/x - Step 3: Cross multiply
375,511.74x = 563,261.43 × 91,204.62 - Step 4: Simplify right side
375,511.74x = 51,372,044,683.81 - Step 5: Solve for x
x = 51,372,044,683.81/375,511.74 - Step 6: Final answer
x = 136,805.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.