Finding the Fourth Proportional to 595,643.80, 893,624.10 and 258,539.80
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Solution
The fourth proportional to 595,643.80, 893,624.10 and 258,539.80 is: 387,878.45
Step by Step Solution
- Step 1: Write the proportion equation
595,643.80 : 893,624.10 = 258,539.80 : x - Step 2: Convert to fraction form
595,643.80/893,624.10 = 258,539.80/x - Step 3: Cross multiply
595,643.80x = 893,624.10 × 258,539.80 - Step 4: Simplify right side
595,643.80x = 231,037,396,089.18 - Step 5: Solve for x
x = 231,037,396,089.18/595,643.80 - Step 6: Final answer
x = 387,878.45
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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.