Finding the Fourth Proportional to 873,887.94, 1,310,831.91 and 499,648.50
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Solution
The fourth proportional to 873,887.94, 1,310,831.91 and 499,648.50 is: 749,472.75
Step by Step Solution
- Step 1: Write the proportion equation
873,887.94 : 1,310,831.91 = 499,648.50 : x - Step 2: Convert to fraction form
873,887.94/1,310,831.91 = 499,648.50/x - Step 3: Cross multiply
873,887.94x = 1,310,831.91 × 499,648.50 - Step 4: Simplify right side
873,887.94x = 654,955,197,583.64 - Step 5: Solve for x
x = 654,955,197,583.64/873,887.94 - Step 6: Final answer
x = 749,472.75
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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.