Finding the Fourth Proportional to 531,539.18, 797,682.36 and 480,720.14
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Solution
The fourth proportional to 531,539.18, 797,682.36 and 480,720.14 is: 721,418.08
Step by Step Solution
- Step 1: Write the proportion equation
531,539.18 : 797,682.36 = 480,720.14 : x - Step 2: Convert to fraction form
531,539.18/797,682.36 = 480,720.14/x - Step 3: Cross multiply
531,539.18x = 797,682.36 × 480,720.14 - Step 4: Simplify right side
531,539.18x = 383,461,975,774.73 - Step 5: Solve for x
x = 383,461,975,774.73/531,539.18 - Step 6: Final answer
x = 721,418.08
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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.