Finding the Fourth Proportional to 837,020.16, 1,155,340.80 and 568,903.68
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Solution
The fourth proportional to 837,020.16, 1,155,340.80 and 568,903.68 is: 785,259.02
Step by Step Solution
- Step 1: Write the proportion equation
837,020.16 : 1,155,340.80 = 568,903.68 : x - Step 2: Convert to fraction form
837,020.16/1,155,340.80 = 568,903.68/x - Step 3: Cross multiply
837,020.16x = 1,155,340.80 × 568,903.68 - Step 4: Simplify right side
837,020.16x = 657,277,632,774.14 - Step 5: Solve for x
x = 657,277,632,774.14/837,020.16 - Step 6: Final answer
x = 785,259.02
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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.