Finding the Fourth Proportional to 432,750.20, 649,125.30 and 432,750.20
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Solution
The fourth proportional to 432,750.20, 649,125.30 and 432,750.20 is: 649,125.30
Step by Step Solution
- Step 1: Write the proportion equation
432,750.20 : 649,125.30 = 432,750.20 : x - Step 2: Convert to fraction form
432,750.20/649,125.30 = 432,750.20/x - Step 3: Cross multiply
432,750.20x = 649,125.30 × 432,750.20 - Step 4: Simplify right side
432,750.20x = 280,909,103,400.06 - Step 5: Solve for x
x = 280,909,103,400.06/432,750.20 - Step 6: Final answer
x = 649,125.30
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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.