Finding the Fourth Proportional to 374,202.80, 516,329.52 and 213,048.08
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Solution
The fourth proportional to 374,202.80, 516,329.52 and 213,048.08 is: 293,966.30
Step by Step Solution
- Step 1: Write the proportion equation
374,202.80 : 516,329.52 = 213,048.08 : x - Step 2: Convert to fraction form
374,202.80/516,329.52 = 213,048.08/x - Step 3: Cross multiply
374,202.80x = 516,329.52 × 213,048.08 - Step 4: Simplify right side
374,202.80x = 110,003,012,883.32 - Step 5: Solve for x
x = 110,003,012,883.32/374,202.80 - Step 6: Final answer
x = 293,966.30
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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.