Finding the Fourth Proportional to 465,828.36, 698,890.12 and 166,302.32
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Solution
The fourth proportional to 465,828.36, 698,890.12 and 166,302.32 is: 249,506.17
Step by Step Solution
- Step 1: Write the proportion equation
465,828.36 : 698,890.12 = 166,302.32 : x - Step 2: Convert to fraction form
465,828.36/698,890.12 = 166,302.32/x - Step 3: Cross multiply
465,828.36x = 698,890.12 × 166,302.32 - Step 4: Simplify right side
465,828.36x = 116,227,048,381.08 - Step 5: Solve for x
x = 116,227,048,381.08/465,828.36 - Step 6: Final answer
x = 249,506.17
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1.5x scale
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.