Finding the Fourth Proportional to 632,726.88, 873,163.12 and 346,246.98
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Solution
The fourth proportional to 632,726.88, 873,163.12 and 346,246.98 is: 477,820.85
Step by Step Solution
- Step 1: Write the proportion equation
632,726.88 : 873,163.12 = 346,246.98 : x - Step 2: Convert to fraction form
632,726.88/873,163.12 = 346,246.98/x - Step 3: Cross multiply
632,726.88x = 873,163.12 × 346,246.98 - Step 4: Simplify right side
632,726.88x = 302,330,093,347.38 - Step 5: Solve for x
x = 302,330,093,347.38/632,726.88 - Step 6: Final answer
x = 477,820.85
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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.