Finding the Fourth Proportional to 499,998.44, 750,104.28 and 286,864.28
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Solution
The fourth proportional to 499,998.44, 750,104.28 and 286,864.28 is: 430,357.59
Step by Step Solution
- Step 1: Write the proportion equation
499,998.44 : 750,104.28 = 286,864.28 : x - Step 2: Convert to fraction form
499,998.44/750,104.28 = 286,864.28/x - Step 3: Cross multiply
499,998.44x = 750,104.28 × 286,864.28 - Step 4: Simplify right side
499,998.44x = 215,178,124,207.12 - Step 5: Solve for x
x = 215,178,124,207.12/499,998.44 - Step 6: Final answer
x = 430,357.59
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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.