Finding the Fourth Proportional to 566,883.24, 782,289.48 and 312,258.12
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Solution
The fourth proportional to 566,883.24, 782,289.48 and 312,258.12 is: 430,911.03
Step by Step Solution
- Step 1: Write the proportion equation
566,883.24 : 782,289.48 = 312,258.12 : x - Step 2: Convert to fraction form
566,883.24/782,289.48 = 312,258.12/x - Step 3: Cross multiply
566,883.24x = 782,289.48 × 312,258.12 - Step 4: Simplify right side
566,883.24x = 244,276,242,320.58 - Step 5: Solve for x
x = 244,276,242,320.58/566,883.24 - Step 6: Final answer
x = 430,911.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.