Finding the Fourth Proportional to 927,831.98, 1,389,385.35 and 611,329.34
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Solution
The fourth proportional to 927,831.98, 1,389,385.35 and 611,329.34 is: 915,437.33
Step by Step Solution
- Step 1: Write the proportion equation
927,831.98 : 1,389,385.35 = 611,329.34 : x - Step 2: Convert to fraction form
927,831.98/1,389,385.35 = 611,329.34/x - Step 3: Cross multiply
927,831.98x = 1,389,385.35 × 611,329.34 - Step 4: Simplify right side
927,831.98x = 849,372,022,074.24 - Step 5: Solve for x
x = 849,372,022,074.24/927,831.98 - Step 6: Final answer
x = 915,437.33
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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.