Finding the Fourth Proportional to 801,764.76, 1,106,453.24 and 457,593.76
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Solution
The fourth proportional to 801,764.76, 1,106,453.24 and 457,593.76 is: 631,489.59
Step by Step Solution
- Step 1: Write the proportion equation
801,764.76 : 1,106,453.24 = 457,593.76 : x - Step 2: Convert to fraction form
801,764.76/1,106,453.24 = 457,593.76/x - Step 3: Cross multiply
801,764.76x = 1,106,453.24 × 457,593.76 - Step 4: Simplify right side
801,764.76x = 506,306,098,355.78 - Step 5: Solve for x
x = 506,306,098,355.78/801,764.76 - Step 6: Final answer
x = 631,489.59
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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.