Finding the Fourth Proportional to 897,955.67, 1,239,207.75 and 510,761.09
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Solution
The fourth proportional to 897,955.67, 1,239,207.75 and 510,761.09 is: 704,866.75
Step by Step Solution
- Step 1: Write the proportion equation
897,955.67 : 1,239,207.75 = 510,761.09 : x - Step 2: Convert to fraction form
897,955.67/1,239,207.75 = 510,761.09/x - Step 3: Cross multiply
897,955.67x = 1,239,207.75 × 510,761.09 - Step 4: Simplify right side
897,955.67x = 632,939,094,930.41 - Step 5: Solve for x
x = 632,939,094,930.41/897,955.67 - Step 6: Final answer
x = 704,866.75
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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.