Finding the Fourth Proportional to 566,119.68, 781,251.35 and 307,998.09
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Solution
The fourth proportional to 566,119.68, 781,251.35 and 307,998.09 is: 425,040.73
Step by Step Solution
- Step 1: Write the proportion equation
566,119.68 : 781,251.35 = 307,998.09 : x - Step 2: Convert to fraction form
566,119.68/781,251.35 = 307,998.09/x - Step 3: Cross multiply
566,119.68x = 781,251.35 × 307,998.09 - Step 4: Simplify right side
566,119.68x = 240,623,923,609.92 - Step 5: Solve for x
x = 240,623,923,609.92/566,119.68 - Step 6: Final answer
x = 425,040.73
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.