Finding the Fourth Proportional to 344,978.36, 516,851.91 and 187,106.12
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Solution
The fourth proportional to 344,978.36, 516,851.91 and 187,106.12 is: 280,325.28
Step by Step Solution
- Step 1: Write the proportion equation
344,978.36 : 516,851.91 = 187,106.12 : x - Step 2: Convert to fraction form
344,978.36/516,851.91 = 187,106.12/x - Step 3: Cross multiply
344,978.36x = 516,851.91 × 187,106.12 - Step 4: Simplify right side
344,978.36x = 96,706,155,494.69 - Step 5: Solve for x
x = 96,706,155,494.69/344,978.36 - Step 6: Final answer
x = 280,325.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.