Finding the Fourth Proportional to 606,988.64, 837,644.49 and 335,056.71
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Solution
The fourth proportional to 606,988.64, 837,644.49 and 335,056.71 is: 462,378.35
Step by Step Solution
- Step 1: Write the proportion equation
606,988.64 : 837,644.49 = 335,056.71 : x - Step 2: Convert to fraction form
606,988.64/837,644.49 = 335,056.71/x - Step 3: Cross multiply
606,988.64x = 837,644.49 × 335,056.71 - Step 4: Simplify right side
606,988.64x = 280,658,406,969.03 - Step 5: Solve for x
x = 280,658,406,969.03/606,988.64 - Step 6: Final answer
x = 462,378.35
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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.