Finding the Fourth Proportional to 407,038.68, 561,225.24 and 263,746.44
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Solution
The fourth proportional to 407,038.68, 561,225.24 and 263,746.44 is: 363,653.79
Step by Step Solution
- Step 1: Write the proportion equation
407,038.68 : 561,225.24 = 263,746.44 : x - Step 2: Convert to fraction form
407,038.68/561,225.24 = 263,746.44/x - Step 3: Cross multiply
407,038.68x = 561,225.24 × 263,746.44 - Step 4: Simplify right side
407,038.68x = 148,021,159,088.15 - Step 5: Solve for x
x = 148,021,159,088.15/407,038.68 - Step 6: Final answer
x = 363,653.79
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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.