Finding the Fourth Proportional to 697,331.18, 1,046,400.63 and 292,487.41
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Solution
The fourth proportional to 697,331.18, 1,046,400.63 and 292,487.41 is: 438,900.50
Step by Step Solution
- Step 1: Write the proportion equation
697,331.18 : 1,046,400.63 = 292,487.41 : x - Step 2: Convert to fraction form
697,331.18/1,046,400.63 = 292,487.41/x - Step 3: Cross multiply
697,331.18x = 1,046,400.63 × 292,487.41 - Step 4: Simplify right side
697,331.18x = 306,059,004,416.24 - Step 5: Solve for x
x = 306,059,004,416.24/697,331.18 - Step 6: Final answer
x = 438,900.50
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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.