Finding the Fourth Proportional to 801,645.08, 1,106,288.04 and 457,474.10
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Solution
The fourth proportional to 801,645.08, 1,106,288.04 and 457,474.10 is: 631,324.43
Step by Step Solution
- Step 1: Write the proportion equation
801,645.08 : 1,106,288.04 = 457,474.10 : x - Step 2: Convert to fraction form
801,645.08/1,106,288.04 = 457,474.10/x - Step 3: Cross multiply
801,645.08x = 1,106,288.04 × 457,474.10 - Step 4: Simplify right side
801,645.08x = 506,098,125,439.76 - Step 5: Solve for x
x = 506,098,125,439.76/801,645.08 - Step 6: Final answer
x = 631,324.43
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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.