Finding the Fourth Proportional to 864,567.28, 1,193,356.24 and 502,154.06
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Solution
The fourth proportional to 864,567.28, 1,193,356.24 and 502,154.06 is: 693,119.78
Step by Step Solution
- Step 1: Write the proportion equation
864,567.28 : 1,193,356.24 = 502,154.06 : x - Step 2: Convert to fraction form
864,567.28/1,193,356.24 = 502,154.06/x - Step 3: Cross multiply
864,567.28x = 1,193,356.24 × 502,154.06 - Step 4: Simplify right side
864,567.28x = 599,248,680,942.33 - Step 5: Solve for x
x = 599,248,680,942.33/864,567.28 - Step 6: Final answer
x = 693,119.78
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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.