Finding the Fourth Proportional to 911,975.76, 1,368,032.35 and 272,228.94
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Solution
The fourth proportional to 911,975.76, 1,368,032.35 and 272,228.94 is: 408,363.92
Step by Step Solution
- Step 1: Write the proportion equation
911,975.76 : 1,368,032.35 = 272,228.94 : x - Step 2: Convert to fraction form
911,975.76/1,368,032.35 = 272,228.94/x - Step 3: Cross multiply
911,975.76x = 1,368,032.35 × 272,228.94 - Step 4: Simplify right side
911,975.76x = 372,417,996,526.21 - Step 5: Solve for x
x = 372,417,996,526.21/911,975.76 - Step 6: Final answer
x = 408,363.92
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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.