Finding the Fourth Proportional to 756,259.80, 1,134,630.18 and 223,783.44
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Solution
The fourth proportional to 756,259.80, 1,134,630.18 and 223,783.44 is: 335,746.32
Step by Step Solution
- Step 1: Write the proportion equation
756,259.80 : 1,134,630.18 = 223,783.44 : x - Step 2: Convert to fraction form
756,259.80/1,134,630.18 = 223,783.44/x - Step 3: Cross multiply
756,259.80x = 1,134,630.18 × 223,783.44 - Step 4: Simplify right side
756,259.80x = 253,911,444,808.22 - Step 5: Solve for x
x = 253,911,444,808.22/756,259.80 - Step 6: Final answer
x = 335,746.32
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1.5x scale
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.