Finding the Fourth Proportional to 350,577.30, 483,895.80 and 207,387.12
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Solution
The fourth proportional to 350,577.30, 483,895.80 and 207,387.12 is: 286,252.86
Step by Step Solution
- Step 1: Write the proportion equation
350,577.30 : 483,895.80 = 207,387.12 : x - Step 2: Convert to fraction form
350,577.30/483,895.80 = 207,387.12/x - Step 3: Cross multiply
350,577.30x = 483,895.80 × 207,387.12 - Step 4: Simplify right side
350,577.30x = 100,353,756,342.10 - Step 5: Solve for x
x = 100,353,756,342.10/350,577.30 - Step 6: Final answer
x = 286,252.86
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1.5x scale
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.