Finding the Fourth Proportional to 668,472.28, 922,535.58 and 366,666.28
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Solution
The fourth proportional to 668,472.28, 922,535.58 and 366,666.28 is: 506,023.51
Step by Step Solution
- Step 1: Write the proportion equation
668,472.28 : 922,535.58 = 366,666.28 : x - Step 2: Convert to fraction form
668,472.28/922,535.58 = 366,666.28/x - Step 3: Cross multiply
668,472.28x = 922,535.58 × 366,666.28 - Step 4: Simplify right side
668,472.28x = 338,262,689,286.24 - Step 5: Solve for x
x = 338,262,689,286.24/668,472.28 - Step 6: Final answer
x = 506,023.51
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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.