Finding the Fourth Proportional to 719,703.95, 1,079,557.28 and 187,224.12
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Solution
The fourth proportional to 719,703.95, 1,079,557.28 and 187,224.12 is: 280,836.53
Step by Step Solution
- Step 1: Write the proportion equation
719,703.95 : 1,079,557.28 = 187,224.12 : x - Step 2: Convert to fraction form
719,703.95/1,079,557.28 = 187,224.12/x - Step 3: Cross multiply
719,703.95x = 1,079,557.28 × 187,224.12 - Step 4: Simplify right side
719,703.95x = 202,119,160,801.47 - Step 5: Solve for x
x = 202,119,160,801.47/719,703.95 - Step 6: Final answer
x = 280,836.53
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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.