Finding the Fourth Proportional to 999,177.94, 1,378,831.44 and 569,596.47
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Solution
The fourth proportional to 999,177.94, 1,378,831.44 and 569,596.47 is: 786,023.68
Step by Step Solution
- Step 1: Write the proportion equation
999,177.94 : 1,378,831.44 = 569,596.47 : x - Step 2: Convert to fraction form
999,177.94/1,378,831.44 = 569,596.47/x - Step 3: Cross multiply
999,177.94x = 1,378,831.44 × 569,596.47 - Step 4: Simplify right side
999,177.94x = 785,377,520,949.02 - Step 5: Solve for x
x = 785,377,520,949.02/999,177.94 - Step 6: Final answer
x = 786,023.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.