Finding the Fourth Proportional to 452,020.08, 623,746.42 and 268,226.96
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Solution
The fourth proportional to 452,020.08, 623,746.42 and 268,226.96 is: 370,128.70
Step by Step Solution
- Step 1: Write the proportion equation
452,020.08 : 623,746.42 = 268,226.96 : x - Step 2: Convert to fraction form
452,020.08/623,746.42 = 268,226.96/x - Step 3: Cross multiply
452,020.08x = 623,746.42 × 268,226.96 - Step 4: Simplify right side
452,020.08x = 167,305,606,047.48 - Step 5: Solve for x
x = 167,305,606,047.48/452,020.08 - Step 6: Final answer
x = 370,128.70
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1.5x scale
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.