Finding the Fourth Proportional to 840,552.24, 1,160,058.84 and 468,052.68
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Solution
The fourth proportional to 840,552.24, 1,160,058.84 and 468,052.68 is: 645,966.57
Step by Step Solution
- Step 1: Write the proportion equation
840,552.24 : 1,160,058.84 = 468,052.68 : x - Step 2: Convert to fraction form
840,552.24/1,160,058.84 = 468,052.68/x - Step 3: Cross multiply
840,552.24x = 1,160,058.84 × 468,052.68 - Step 4: Simplify right side
840,552.24x = 542,968,649,019.69 - Step 5: Solve for x
x = 542,968,649,019.69/840,552.24 - Step 6: Final answer
x = 645,966.57
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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.