Finding the Fourth Proportional to 689,337.10, 950,896.92 and 413,623.62
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Solution
The fourth proportional to 689,337.10, 950,896.92 and 413,623.62 is: 570,567.62
Step by Step Solution
- Step 1: Write the proportion equation
689,337.10 : 950,896.92 = 413,623.62 : x - Step 2: Convert to fraction form
689,337.10/950,896.92 = 413,623.62/x - Step 3: Cross multiply
689,337.10x = 950,896.92 × 413,623.62 - Step 4: Simplify right side
689,337.10x = 393,313,426,297.25 - Step 5: Solve for x
x = 393,313,426,297.25/689,337.10 - Step 6: Final answer
x = 570,567.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.