Finding the Fourth Proportional to 749,808.26, 1,033,658.91 and 534,574.65
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Solution
The fourth proportional to 749,808.26, 1,033,658.91 and 534,574.65 is: 736,945.54
Step by Step Solution
- Step 1: Write the proportion equation
749,808.26 : 1,033,658.91 = 534,574.65 : x - Step 2: Convert to fraction form
749,808.26/1,033,658.91 = 534,574.65/x - Step 3: Cross multiply
749,808.26x = 1,033,658.91 × 534,574.65 - Step 4: Simplify right side
749,808.26x = 552,567,850,032.63 - Step 5: Solve for x
x = 552,567,850,032.63/749,808.26 - Step 6: Final answer
x = 736,945.54
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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.