Finding the Fourth Proportional to 618,027.21, 926,895.60 and 348,272.91
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Solution
The fourth proportional to 618,027.21, 926,895.60 and 348,272.91 is: 522,327.53
Step by Step Solution
- Step 1: Write the proportion equation
618,027.21 : 926,895.60 = 348,272.91 : x - Step 2: Convert to fraction form
618,027.21/926,895.60 = 348,272.91/x - Step 3: Cross multiply
618,027.21x = 926,895.60 × 348,272.91 - Step 4: Simplify right side
618,027.21x = 322,812,627,878.20 - Step 5: Solve for x
x = 322,812,627,878.20/618,027.21 - Step 6: Final answer
x = 522,327.53
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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.