Finding the Fourth Proportional to 873,937.08, 1,206,055.98 and 491,977.80
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Solution
The fourth proportional to 873,937.08, 1,206,055.98 and 491,977.80 is: 678,942.20
Step by Step Solution
- Step 1: Write the proportion equation
873,937.08 : 1,206,055.98 = 491,977.80 : x - Step 2: Convert to fraction form
873,937.08/1,206,055.98 = 491,977.80/x - Step 3: Cross multiply
873,937.08x = 1,206,055.98 × 491,977.80 - Step 4: Simplify right side
873,937.08x = 593,352,767,717.24 - Step 5: Solve for x
x = 593,352,767,717.24/873,937.08 - Step 6: Final answer
x = 678,942.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.