Finding the Fourth Proportional to 305,355.04, 457,811.12 and 205,266.98
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Solution
The fourth proportional to 305,355.04, 457,811.12 and 205,266.98 is: 307,751.62
Step by Step Solution
- Step 1: Write the proportion equation
305,355.04 : 457,811.12 = 205,266.98 : x - Step 2: Convert to fraction form
305,355.04/457,811.12 = 205,266.98/x - Step 3: Cross multiply
305,355.04x = 457,811.12 × 205,266.98 - Step 4: Simplify right side
305,355.04x = 93,973,507,670.51 - Step 5: Solve for x
x = 93,973,507,670.51/305,355.04 - Step 6: Final answer
x = 307,751.62
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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.