Finding the Fourth Proportional to 429,759.08, 644,637.78 and 114,215.98
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Solution
The fourth proportional to 429,759.08, 644,637.78 and 114,215.98 is: 171,323.75
Step by Step Solution
- Step 1: Write the proportion equation
429,759.08 : 644,637.78 = 114,215.98 : x - Step 2: Convert to fraction form
429,759.08/644,637.78 = 114,215.98/x - Step 3: Cross multiply
429,759.08x = 644,637.78 × 114,215.98 - Step 4: Simplify right side
429,759.08x = 73,627,935,787.72 - Step 5: Solve for x
x = 73,627,935,787.72/429,759.08 - Step 6: Final answer
x = 171,323.75
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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.