Finding the Fourth Proportional to 664,452.24, 996,752.88 and 243,726.90
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Solution
The fourth proportional to 664,452.24, 996,752.88 and 243,726.90 is: 365,617.68
Step by Step Solution
- Step 1: Write the proportion equation
664,452.24 : 996,752.88 = 243,726.90 : x - Step 2: Convert to fraction form
664,452.24/996,752.88 = 243,726.90/x - Step 3: Cross multiply
664,452.24x = 996,752.88 × 243,726.90 - Step 4: Simplify right side
664,452.24x = 242,935,489,508.47 - Step 5: Solve for x
x = 242,935,489,508.47/664,452.24 - Step 6: Final answer
x = 365,617.68
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1.5x scale
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.