Finding the Fourth Proportional to 577,292.02, 796,660.98 and 322,643.20
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Solution
The fourth proportional to 577,292.02, 796,660.98 and 322,643.20 is: 445,246.50
Step by Step Solution
- Step 1: Write the proportion equation
577,292.02 : 796,660.98 = 322,643.20 : x - Step 2: Convert to fraction form
577,292.02/796,660.98 = 322,643.20/x - Step 3: Cross multiply
577,292.02x = 796,660.98 × 322,643.20 - Step 4: Simplify right side
577,292.02x = 257,037,251,824.01 - Step 5: Solve for x
x = 257,037,251,824.01/577,292.02 - Step 6: Final answer
x = 445,246.50
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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.