Finding the Fourth Proportional to 632,588.88, 872,964.84 and 346,104.84
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Solution
The fourth proportional to 632,588.88, 872,964.84 and 346,104.84 is: 477,620.40
Step by Step Solution
- Step 1: Write the proportion equation
632,588.88 : 872,964.84 = 346,104.84 : x - Step 2: Convert to fraction form
632,588.88/872,964.84 = 346,104.84/x - Step 3: Cross multiply
632,588.88x = 872,964.84 × 346,104.84 - Step 4: Simplify right side
632,588.88x = 302,137,356,273.83 - Step 5: Solve for x
x = 302,137,356,273.83/632,588.88 - Step 6: Final answer
x = 477,620.40
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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.