Finding the Fourth Proportional to 368,565.16, 552,847.23 and 115,867.74
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Solution
The fourth proportional to 368,565.16, 552,847.23 and 115,867.74 is: 173,801.45
Step by Step Solution
- Step 1: Write the proportion equation
368,565.16 : 552,847.23 = 115,867.74 : x - Step 2: Convert to fraction form
368,565.16/552,847.23 = 115,867.74/x - Step 3: Cross multiply
368,565.16x = 552,847.23 × 115,867.74 - Step 4: Simplify right side
368,565.16x = 64,057,159,105.36 - Step 5: Solve for x
x = 64,057,159,105.36/368,565.16 - Step 6: Final answer
x = 173,801.45
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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.