Finding the Fourth Proportional to 618,519.36, 927,859.68 and 175,298.88
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Solution
The fourth proportional to 618,519.36, 927,859.68 and 175,298.88 is: 262,971.17
Step by Step Solution
- Step 1: Write the proportion equation
618,519.36 : 927,859.68 = 175,298.88 : x - Step 2: Convert to fraction form
618,519.36/927,859.68 = 175,298.88/x - Step 3: Cross multiply
618,519.36x = 927,859.68 × 175,298.88 - Step 4: Simplify right side
618,519.36x = 162,652,762,701.16 - Step 5: Solve for x
x = 162,652,762,701.16/618,519.36 - Step 6: Final answer
x = 262,971.17
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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.