Finding the Fourth Proportional to 907,596.16, 1,361,487.36 and 347,102.08
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Solution
The fourth proportional to 907,596.16, 1,361,487.36 and 347,102.08 is: 520,688.73
Step by Step Solution
- Step 1: Write the proportion equation
907,596.16 : 1,361,487.36 = 347,102.08 : x - Step 2: Convert to fraction form
907,596.16/1,361,487.36 = 347,102.08/x - Step 3: Cross multiply
907,596.16x = 1,361,487.36 × 347,102.08 - Step 4: Simplify right side
907,596.16x = 472,575,094,549.71 - Step 5: Solve for x
x = 472,575,094,549.71/907,596.16 - Step 6: Final answer
x = 520,688.73
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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.