Finding the Fourth Proportional to 933,643.24, 1,288,432.98 and 531,235.24
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Solution
The fourth proportional to 933,643.24, 1,288,432.98 and 531,235.24 is: 733,107.65
Step by Step Solution
- Step 1: Write the proportion equation
933,643.24 : 1,288,432.98 = 531,235.24 : x - Step 2: Convert to fraction form
933,643.24/1,288,432.98 = 531,235.24/x - Step 3: Cross multiply
933,643.24x = 1,288,432.98 × 531,235.24 - Step 4: Simplify right side
933,643.24x = 684,461,003,354.22 - Step 5: Solve for x
x = 684,461,003,354.22/933,643.24 - Step 6: Final answer
x = 733,107.65
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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.