Finding the Fourth Proportional to 554,551.89, 765,283.91 and 299,903.08
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Solution
The fourth proportional to 554,551.89, 765,283.91 and 299,903.08 is: 413,867.49
Step by Step Solution
- Step 1: Write the proportion equation
554,551.89 : 765,283.91 = 299,903.08 : x - Step 2: Convert to fraction form
554,551.89/765,283.91 = 299,903.08/x - Step 3: Cross multiply
554,551.89x = 765,283.91 × 299,903.08 - Step 4: Simplify right side
554,551.89x = 229,510,997,857.02 - Step 5: Solve for x
x = 229,510,997,857.02/554,551.89 - Step 6: Final answer
x = 413,867.49
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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.