Finding the Fourth Proportional to 437,207.40, 655,811.10 and 250,237.80
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Solution
The fourth proportional to 437,207.40, 655,811.10 and 250,237.80 is: 375,356.70
Step by Step Solution
- Step 1: Write the proportion equation
437,207.40 : 655,811.10 = 250,237.80 : x - Step 2: Convert to fraction form
437,207.40/655,811.10 = 250,237.80/x - Step 3: Cross multiply
437,207.40x = 655,811.10 × 250,237.80 - Step 4: Simplify right side
437,207.40x = 164,108,726,879.58 - Step 5: Solve for x
x = 164,108,726,879.58/437,207.40 - Step 6: Final answer
x = 375,356.70
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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.