Finding the Fourth Proportional to 554,885.73, 765,683.64 and 322,267.23
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Solution
The fourth proportional to 554,885.73, 765,683.64 and 322,267.23 is: 444,694.70
Step by Step Solution
- Step 1: Write the proportion equation
554,885.73 : 765,683.64 = 322,267.23 : x - Step 2: Convert to fraction form
554,885.73/765,683.64 = 322,267.23/x - Step 3: Cross multiply
554,885.73x = 765,683.64 × 322,267.23 - Step 4: Simplify right side
554,885.73x = 246,754,745,719.12 - Step 5: Solve for x
x = 246,754,745,719.12/554,885.73 - Step 6: Final answer
x = 444,694.70
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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.