Finding the Fourth Proportional to 553,342.80, 828,847.80 and 460,030.80
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Solution
The fourth proportional to 553,342.80, 828,847.80 and 460,030.80 is: 689,076.49
Step by Step Solution
- Step 1: Write the proportion equation
553,342.80 : 828,847.80 = 460,030.80 : x - Step 2: Convert to fraction form
553,342.80/828,847.80 = 460,030.80/x - Step 3: Cross multiply
553,342.80x = 828,847.80 × 460,030.80 - Step 4: Simplify right side
553,342.80x = 381,295,516,512.24 - Step 5: Solve for x
x = 381,295,516,512.24/553,342.80 - Step 6: Final answer
x = 689,076.49
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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.