Finding the Fourth Proportional to 752,927.16, 1,039,525.74 and 466,753.08
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Solution
The fourth proportional to 752,927.16, 1,039,525.74 and 466,753.08 is: 644,420.69
Step by Step Solution
- Step 1: Write the proportion equation
752,927.16 : 1,039,525.74 = 466,753.08 : x - Step 2: Convert to fraction form
752,927.16/1,039,525.74 = 466,753.08/x - Step 3: Cross multiply
752,927.16x = 1,039,525.74 × 466,753.08 - Step 4: Simplify right side
752,927.16x = 485,201,840,884.28 - Step 5: Solve for x
x = 485,201,840,884.28/752,927.16 - Step 6: Final answer
x = 644,420.69
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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.