Finding the Fourth Proportional to 629,457.24, 868,651.14 and 342,977.40
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Solution
The fourth proportional to 629,457.24, 868,651.14 and 342,977.40 is: 473,308.89
Step by Step Solution
- Step 1: Write the proportion equation
629,457.24 : 868,651.14 = 342,977.40 : x - Step 2: Convert to fraction form
629,457.24/868,651.14 = 342,977.40/x - Step 3: Cross multiply
629,457.24x = 868,651.14 × 342,977.40 - Step 4: Simplify right side
629,457.24x = 297,927,709,504.24 - Step 5: Solve for x
x = 297,927,709,504.24/629,457.24 - Step 6: Final answer
x = 473,308.89
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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.