Finding the Fourth Proportional to 520,831.99, 781,249.96 and 183,689.54
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Solution
The fourth proportional to 520,831.99, 781,249.96 and 183,689.54 is: 275,535.00
Step by Step Solution
- Step 1: Write the proportion equation
520,831.99 : 781,249.96 = 183,689.54 : x - Step 2: Convert to fraction form
520,831.99/781,249.96 = 183,689.54/x - Step 3: Cross multiply
520,831.99x = 781,249.96 × 183,689.54 - Step 4: Simplify right side
520,831.99x = 143,507,445,030.47 - Step 5: Solve for x
x = 143,507,445,030.47/520,831.99 - Step 6: Final answer
x = 275,535.00
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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.