Finding the Fourth Proportional to 471,810.54, 707,015.97 and 346,539.18
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Solution
The fourth proportional to 471,810.54, 707,015.97 and 346,539.18 is: 519,294.75
Step by Step Solution
- Step 1: Write the proportion equation
471,810.54 : 707,015.97 = 346,539.18 : x - Step 2: Convert to fraction form
471,810.54/707,015.97 = 346,539.18/x - Step 3: Cross multiply
471,810.54x = 707,015.97 × 346,539.18 - Step 4: Simplify right side
471,810.54x = 245,008,734,490.71 - Step 5: Solve for x
x = 245,008,734,490.71/471,810.54 - Step 6: Final answer
x = 519,294.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.