Finding the Fourth Proportional to 430,113.16, 593,571.08 and 236,528.80
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Solution
The fourth proportional to 430,113.16, 593,571.08 and 236,528.80 is: 326,417.95
Step by Step Solution
- Step 1: Write the proportion equation
430,113.16 : 593,571.08 = 236,528.80 : x - Step 2: Convert to fraction form
430,113.16/593,571.08 = 236,528.80/x - Step 3: Cross multiply
430,113.16x = 593,571.08 × 236,528.80 - Step 4: Simplify right side
430,113.16x = 140,396,655,267.10 - Step 5: Solve for x
x = 140,396,655,267.10/430,113.16 - Step 6: Final answer
x = 326,417.95
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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.