Finding the Fourth Proportional to 927,756.18, 1,391,195.58 and 359,403.48
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Solution
The fourth proportional to 927,756.18, 1,391,195.58 and 359,403.48 is: 538,935.28
Step by Step Solution
- Step 1: Write the proportion equation
927,756.18 : 1,391,195.58 = 359,403.48 : x - Step 2: Convert to fraction form
927,756.18/1,391,195.58 = 359,403.48/x - Step 3: Cross multiply
927,756.18x = 1,391,195.58 × 359,403.48 - Step 4: Simplify right side
927,756.18x = 500,000,532,812.62 - Step 5: Solve for x
x = 500,000,532,812.62/927,756.18 - Step 6: Final answer
x = 538,935.28
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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.