Finding the Fourth Proportional to 483,509.77, 724,813.74 and 163,438.95
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Solution
The fourth proportional to 483,509.77, 724,813.74 and 163,438.95 is: 245,006.00
Step by Step Solution
- Step 1: Write the proportion equation
483,509.77 : 724,813.74 = 163,438.95 : x - Step 2: Convert to fraction form
483,509.77/724,813.74 = 163,438.95/x - Step 3: Cross multiply
483,509.77x = 724,813.74 × 163,438.95 - Step 4: Simplify right side
483,509.77x = 118,462,796,611.17 - Step 5: Solve for x
x = 118,462,796,611.17/483,509.77 - Step 6: Final answer
x = 245,006.00
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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.