Finding the Fourth Proportional to 542,831.40, 813,853.44 and 364,897.08
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Solution
The fourth proportional to 542,831.40, 813,853.44 and 364,897.08 is: 547,081.00
Step by Step Solution
- Step 1: Write the proportion equation
542,831.40 : 813,853.44 = 364,897.08 : x - Step 2: Convert to fraction form
542,831.40/813,853.44 = 364,897.08/x - Step 3: Cross multiply
542,831.40x = 813,853.44 × 364,897.08 - Step 4: Simplify right side
542,831.40x = 296,972,743,803.96 - Step 5: Solve for x
x = 296,972,743,803.96/542,831.40 - Step 6: Final answer
x = 547,081.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.