Finding the Fourth Proportional to 531,784.08, 797,831.64 and 157,816.80
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Solution
The fourth proportional to 531,784.08, 797,831.64 and 157,816.80 is: 236,771.35
Step by Step Solution
- Step 1: Write the proportion equation
531,784.08 : 797,831.64 = 157,816.80 : x - Step 2: Convert to fraction form
531,784.08/797,831.64 = 157,816.80/x - Step 3: Cross multiply
531,784.08x = 797,831.64 × 157,816.80 - Step 4: Simplify right side
531,784.08x = 125,911,236,363.55 - Step 5: Solve for x
x = 125,911,236,363.55/531,784.08 - Step 6: Final answer
x = 236,771.35
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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.