Finding the Fourth Proportional to 340,829.99, 470,348.67 and 187,874.08
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Solution
The fourth proportional to 340,829.99, 470,348.67 and 187,874.08 is: 259,268.04
Step by Step Solution
- Step 1: Write the proportion equation
340,829.99 : 470,348.67 = 187,874.08 : x - Step 2: Convert to fraction form
340,829.99/470,348.67 = 187,874.08/x - Step 3: Cross multiply
340,829.99x = 470,348.67 × 187,874.08 - Step 4: Simplify right side
340,829.99x = 88,366,323,184.13 - Step 5: Solve for x
x = 88,366,323,184.13/340,829.99 - Step 6: Final answer
x = 259,268.04
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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.