Finding the Fourth Proportional to 961,430.97, 1,442,036.30 and 251,527.53
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Solution
The fourth proportional to 961,430.97, 1,442,036.30 and 251,527.53 is: 377,262.48
Step by Step Solution
- Step 1: Write the proportion equation
961,430.97 : 1,442,036.30 = 251,527.53 : x - Step 2: Convert to fraction form
961,430.97/1,442,036.30 = 251,527.53/x - Step 3: Cross multiply
961,430.97x = 1,442,036.30 × 251,527.53 - Step 4: Simplify right side
961,430.97x = 362,711,827,451.70 - Step 5: Solve for x
x = 362,711,827,451.70/961,430.97 - Step 6: Final answer
x = 377,262.48
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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.