Finding the Fourth Proportional to 660,051.99, 989,919.43 and 304,724.63
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Solution
The fourth proportional to 660,051.99, 989,919.43 and 304,724.63 is: 457,013.75
Step by Step Solution
- Step 1: Write the proportion equation
660,051.99 : 989,919.43 = 304,724.63 : x - Step 2: Convert to fraction form
660,051.99/989,919.43 = 304,724.63/x - Step 3: Cross multiply
660,051.99x = 989,919.43 × 304,724.63 - Step 4: Simplify right side
660,051.99x = 301,652,833,749.55 - Step 5: Solve for x
x = 301,652,833,749.55/660,051.99 - Step 6: Final answer
x = 457,013.75
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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.