Finding the Fourth Proportional to 927,274.12, 1,390,911.18 and 506,320.36
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Solution
The fourth proportional to 927,274.12, 1,390,911.18 and 506,320.36 is: 759,480.54
Step by Step Solution
- Step 1: Write the proportion equation
927,274.12 : 1,390,911.18 = 506,320.36 : x - Step 2: Convert to fraction form
927,274.12/1,390,911.18 = 506,320.36/x - Step 3: Cross multiply
927,274.12x = 1,390,911.18 × 506,320.36 - Step 4: Simplify right side
927,274.12x = 704,246,649,385.63 - Step 5: Solve for x
x = 704,246,649,385.63/927,274.12 - Step 6: Final answer
x = 759,480.54
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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.