Finding the Fourth Proportional to 700,930.08, 967,282.56 and 399,124.08
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Solution
The fourth proportional to 700,930.08, 967,282.56 and 399,124.08 is: 550,790.69
Step by Step Solution
- Step 1: Write the proportion equation
700,930.08 : 967,282.56 = 399,124.08 : x - Step 2: Convert to fraction form
700,930.08/967,282.56 = 399,124.08/x - Step 3: Cross multiply
700,930.08x = 967,282.56 × 399,124.08 - Step 4: Simplify right side
700,930.08x = 386,065,761,860.05 - Step 5: Solve for x
x = 386,065,761,860.05/700,930.08 - Step 6: Final answer
x = 550,790.69
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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.