Finding the Fourth Proportional to 875,506.34, 1,313,299.74 and 268,251.14
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Solution
The fourth proportional to 875,506.34, 1,313,299.74 and 268,251.14 is: 402,389.04
Step by Step Solution
- Step 1: Write the proportion equation
875,506.34 : 1,313,299.74 = 268,251.14 : x - Step 2: Convert to fraction form
875,506.34/1,313,299.74 = 268,251.14/x - Step 3: Cross multiply
875,506.34x = 1,313,299.74 × 268,251.14 - Step 4: Simplify right side
875,506.34x = 352,294,152,416.70 - Step 5: Solve for x
x = 352,294,152,416.70/875,506.34 - Step 6: Final answer
x = 402,389.04
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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.