Finding the Fourth Proportional to 842,769.36, 1,264,154.04 and 369,560.88
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Solution
The fourth proportional to 842,769.36, 1,264,154.04 and 369,560.88 is: 554,341.32
Step by Step Solution
- Step 1: Write the proportion equation
842,769.36 : 1,264,154.04 = 369,560.88 : x - Step 2: Convert to fraction form
842,769.36/1,264,154.04 = 369,560.88/x - Step 3: Cross multiply
842,769.36x = 1,264,154.04 × 369,560.88 - Step 4: Simplify right side
842,769.36x = 467,181,879,477.96 - Step 5: Solve for x
x = 467,181,879,477.96/842,769.36 - Step 6: Final answer
x = 554,341.32
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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.