Finding the Fourth Proportional to 915,385.24, 1,263,306.23 and 507,614.95
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Solution
The fourth proportional to 915,385.24, 1,263,306.23 and 507,614.95 is: 700,550.00
Step by Step Solution
- Step 1: Write the proportion equation
915,385.24 : 1,263,306.23 = 507,614.95 : x - Step 2: Convert to fraction form
915,385.24/1,263,306.23 = 507,614.95/x - Step 3: Cross multiply
915,385.24x = 1,263,306.23 × 507,614.95 - Step 4: Simplify right side
915,385.24x = 641,273,128,776.14 - Step 5: Solve for x
x = 641,273,128,776.14/915,385.24 - Step 6: Final answer
x = 700,550.00
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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.