Finding the Fourth Proportional to 240,810.48, 361,110.99 and 128,465.64
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Solution
The fourth proportional to 240,810.48, 361,110.99 and 128,465.64 is: 192,642.59
Step by Step Solution
- Step 1: Write the proportion equation
240,810.48 : 361,110.99 = 128,465.64 : x - Step 2: Convert to fraction form
240,810.48/361,110.99 = 128,465.64/x - Step 3: Cross multiply
240,810.48x = 361,110.99 × 128,465.64 - Step 4: Simplify right side
240,810.48x = 46,390,354,441.38 - Step 5: Solve for x
x = 46,390,354,441.38/240,810.48 - Step 6: Final answer
x = 192,642.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.