Finding the Fourth Proportional to 873,394.56, 1,307,379.84 and 473,040.96
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Solution
The fourth proportional to 873,394.56, 1,307,379.84 and 473,040.96 is: 708,092.59
Step by Step Solution
- Step 1: Write the proportion equation
873,394.56 : 1,307,379.84 = 473,040.96 : x - Step 2: Convert to fraction form
873,394.56/1,307,379.84 = 473,040.96/x - Step 3: Cross multiply
873,394.56x = 1,307,379.84 × 473,040.96 - Step 4: Simplify right side
873,394.56x = 618,444,214,598.25 - Step 5: Solve for x
x = 618,444,214,598.25/873,394.56 - Step 6: Final answer
x = 708,092.59
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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.