Finding the Fourth Proportional to 437,237.80, 655,856.70 and 201,041.80
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Solution
The fourth proportional to 437,237.80, 655,856.70 and 201,041.80 is: 301,562.70
Step by Step Solution
- Step 1: Write the proportion equation
437,237.80 : 655,856.70 = 201,041.80 : x - Step 2: Convert to fraction form
437,237.80/655,856.70 = 201,041.80/x - Step 3: Cross multiply
437,237.80x = 655,856.70 × 201,041.80 - Step 4: Simplify right side
437,237.80x = 131,854,611,510.06 - Step 5: Solve for x
x = 131,854,611,510.06/437,237.80 - Step 6: Final answer
x = 301,562.70
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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.