Finding the Fourth Proportional to 1,303,224.28, 1,798,448.34 and 722,484.52
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Solution
The fourth proportional to 1,303,224.28, 1,798,448.34 and 722,484.52 is: 997,027.99
Step by Step Solution
- Step 1: Write the proportion equation
1,303,224.28 : 1,798,448.34 = 722,484.52 : x - Step 2: Convert to fraction form
1,303,224.28/1,798,448.34 = 722,484.52/x - Step 3: Cross multiply
1,303,224.28x = 1,798,448.34 × 722,484.52 - Step 4: Simplify right side
1,303,224.28x = 1,299,351,085,669.70 - Step 5: Solve for x
x = 1,299,351,085,669.70/1,303,224.28 - Step 6: Final answer
x = 997,027.99
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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.