Finding the Fourth Proportional to 377,283.66, 520,725.42 and 216,246.66
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Solution
The fourth proportional to 377,283.66, 520,725.42 and 216,246.66 is: 298,462.79
Step by Step Solution
- Step 1: Write the proportion equation
377,283.66 : 520,725.42 = 216,246.66 : x - Step 2: Convert to fraction form
377,283.66/520,725.42 = 216,246.66/x - Step 3: Cross multiply
377,283.66x = 520,725.42 × 216,246.66 - Step 4: Simplify right side
377,283.66x = 112,605,132,852.10 - Step 5: Solve for x
x = 112,605,132,852.10/377,283.66 - Step 6: Final answer
x = 298,462.79
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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.