Finding the Fourth Proportional to 554,966.63, 765,854.62 and 300,317.82
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Solution
The fourth proportional to 554,966.63, 765,854.62 and 300,317.82 is: 414,438.95
Step by Step Solution
- Step 1: Write the proportion equation
554,966.63 : 765,854.62 = 300,317.82 : x - Step 2: Convert to fraction form
554,966.63/765,854.62 = 300,317.82/x - Step 3: Cross multiply
554,966.63x = 765,854.62 × 300,317.82 - Step 4: Simplify right side
554,966.63x = 229,999,786,086.06 - Step 5: Solve for x
x = 229,999,786,086.06/554,966.63 - Step 6: Final answer
x = 414,438.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.