Finding the Fourth Proportional to 749,877.97, 1,034,831.69 and 410,346.25
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Solution
The fourth proportional to 749,877.97, 1,034,831.69 and 410,346.25 is: 566,277.88
Step by Step Solution
- Step 1: Write the proportion equation
749,877.97 : 1,034,831.69 = 410,346.25 : x - Step 2: Convert to fraction form
749,877.97/1,034,831.69 = 410,346.25/x - Step 3: Cross multiply
749,877.97x = 1,034,831.69 × 410,346.25 - Step 4: Simplify right side
749,877.97x = 424,639,303,372.66 - Step 5: Solve for x
x = 424,639,303,372.66/749,877.97 - Step 6: Final answer
x = 566,277.88
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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.